Keynote Lecture Speakers
Marco Durante
Director
Biophysics Department
GSI Helmholtz Centre for Heavy Ion Research
Germany
Marco Durante
DirectorBiophysics Department
GSI Helmholtz Centre for Heavy Ion Research
Germany
Prof. Dr. Marco Durante is Director of the Biophysics Department at GSI Helmholtz Center for Heavy Ion Research (Darmstadt, Germany), and Full Professor of Physics at the Technical University of Darmstadt and at the University of Naples Federico II in Italy. Dr. Durante got his Ph.D. in physics in 1992 and has worked as postdoc at the NASA Lyndon B. Johnson Space Center (Houston, TX, USA) and NIRS-QST (Chiba, Japan). He is generally recognized as world leader in the field of particle radiobiology and medical physics and is co-author of over 530 papers in peer-reviewed scientific journals (h-index=67). He is currently chair of the Particle Therapy Co-Operative Group (PTCOG). His main scientific achievement has been the assessment of the biological effects of accelerated charged particles using both in vitro systems and samples from humans (astronauts and cancer patients).
Tatsuya Ohno
Chair and Director
Department of Radiation Oncology
Gunma University Heavy Ion Medical Center
Japan
Tatsuya Ohno
Chair and DirectorDepartment of Radiation Oncology
Gunma University Heavy Ion Medical Center
Japan
Dr. Ohno is a radiation oncologist, Professor and Chair of Department of Radiation Oncology of Gunma University, and Director of Gunma University Heavy Ion Medical Center, Japan. He is also Chair of the Asia-Oceania Particle Therapy Cooperative Group (PTCOG-AO). He is a core member of the particle therapy community in Japan, and active member of the Japan Carbon-ion Radiation Oncology Study Group (J-CROS). He has served as a Course Director on International Training Course on Carbon-ion Radiotherapy (ITCCIR) co-hosted by QST hospital and Gunma University since 2012. He has published more than 250 papers on clinical and basic research and has collaborated many overseas particle therapy projects.
G-One Ahn
Associate Professor
College of Veterinary Medicine
Seoul National University
Republic of Korea
Jonathan Ashman
Medical Director of Proton Therapy Program
Associate Professor
Department of Radiation Oncology
Mayo Clinic
USA
Jonathan Ashman
Medical Director of Proton Therapy ProgramAssociate Professor
Department of Radiation Oncology
Mayo Clinic
USA
Jonathan B. Ashman, M.D., Ph.D. is a radiation oncologist at Mayo Clinic in Phoenix, Arizona, USA. Dr. Ashman currently holds the rank of Associate Professor in the Mayo Clinic College of Medicine and Science. He serves as the Medical Director of the Mayo Clinic Arizona Proton Therapy program.
Dr. Ashman received his medical and graduate degrees from the University of Chicago Pritzker School of Medicine. He completed radiation oncology residency at Memorial Sloan-Kettering Cancer Center in New York, New York, USA.
Dr. Ashman's clinical specialties include treatment of CNS tumors (brain/base of skull/spine), sarcoma (extremity, retroperitoneal, chordoma/chondrosarcoma), and gastrointestinal malignancies (esophagus, stomach, pancreas, hepatobiliary, colorectal, anus).
National positions include membership on the National Association for Proton Therapy (NAPT) Physician Advisory Committee and on the American Society for Radiation Oncology (ASTRO) Guidelines Committee. Dr. Ashman is an Associate Editor (Gastrointestinal Oncology section) for the International Journal of Radiation Oncology-Biology-Physics (IJROBP).
Martin Bues
Lead Proton Physicist and Professor of Radiation Oncology
Department of Radiation Oncology
Mayo Clinic
USA
Amy Chang
Co-director
HKSH Proton Therapy Centre
Hong Kong Sanatorium & Hospital
Hong Kong
Amy Chang
Co-directorHKSH Proton Therapy Centre
Hong Kong Sanatorium & Hospital
Hong Kong
Dr. Chang is currently Honorary Consultant in Clinical Oncology at Hong Kong Sanatorium & Hospital, co-director of HKSH Proton Therapy Centre, Honorary Clinical Associate Professor (CUHK) and Honorary Clinical Assistant Professor of the Department of Clinical Oncology, The University of Hong Kong.
She obtained Bachelor of Science in Biological Chemistry at University of Chicago and obtained her medical degree from The University of Hong Kong in 2002. After internship she was trained in Department of Clinical Oncology of Pamela Youde Nethersole Eastern Hospital. She is a fellow of the Royal College of Radiologists and Hong Kong College of Radiologists (2012) and worked as Clinical Assistant Professor at University of Hong Kong Department of Clinical Oncology. During her service at the Hospital Authority and as an academic staff, she obtained the Hong Kong College of Radiologists Fellowship Grant to study advanced radiotherapy technique in Cambridge University, and was also trained at Medical University of Vienna. She pioneered in MR-guided brachytherapy for cervix cancer in her institute, organized training workshops, and also led a multi-center research study as the principal applicant of the Government Health and Medical Research Fund (HMRF) on the clinical outcome of this advanced technology for cervix cancer patients. She joined Hong Kong Sanatorium & Hospital since 2019 and continued her aspiration in the implementation of innovative radiotherapy techniques and research works. She is dedicated in the set up and development of the Proton Therapy Service in the Hospital, the first in Hong Kong, the most cutting edge therapy that shows significant reduction of side effects of radiotherapy treatment compared to traditional X-ray based radiotherapy. She and the HKSH team developed a training program with Mayo Clinic Arizona, USA, with ongoing efforts aiming to train all related staffs for safe practice of the new technique. She is recognized as a council member in various international radiotherapy groups such as the steering committee member for the Proton Particle Therapy Co-operative group (PTCOG), international committee council member of the American Brachytherapy Society, European Brachytherapy Group (GEC-ESTRO), and locally, honorary teaching positions in both HKU, CUHK and HKU-Shenzhen Hospital, with continue academic collaborations with various universities including HK Polytechnique University.
Kin-yin Cheung
Senior Medical Physicist
HKSH Medical Group
Hong Kong
Kin-yin Cheung
Senior Medical PhysicistHKSH Medical Group
Hong Kong
Dr. Kin Yin Cheung is a Senior Medical Physicist at HKSH Medical Group. He has been involved with the continual development and implementation of a comprehensive range of state-of-the-art radiotherapy technologies and treatment modalities in HKSH, including planning and commissioning the proton therapy system. Before joining HKSH in 2011, he was a Senior Physicist at Prince of Wales Hospital, HA. He is an Honorary Member of Hong Kong College of Radiologists, Fellow of IOMP, Fellow of IUPEM, Fellow of IPEM, Fellow of HKIE, a Chartered Engineer and a Chartered Radiation Protection Personnel. He is also Chairman of Hong Kong Institution of Physicists in Medicine, Founding President of AFOMP, Past President of IOMP, and Past President of IUPESM.
Chen-yu Chou
Senior Medical Physicist
Department of Radiation Oncology
Chang Gang Memorial Hospital, Linkou branch
Taiwan
Chen-yu Chou
Senior Medical PhysicistDepartment of Radiation Oncology
Chang Gang Memorial Hospital, Linkou branch
Taiwan
Chen-Yu Chou is a highly skilled medical physicist with over a decade of experience in radiation therapy. He holds an M.S. in Medical Technology and Engineering and is currently pursuing a doctoral degree. Certified as a radiotherapist, radiation protection specialist, and medical physicist, Chou has been a key member of Linkou Chang Gung Memorial Hospital since 2014. He leads quality assurance for a wide range of radiotherapy systems, including linear accelerators, proton systems, brachytherapy, and CT. Chou specializes in developing advanced treatment plans for various cancer types, including photon and proton therapy, and plays a key role in the proton stereotactic radiosurgery program. His research interests include planning optimization, MRI simulation, and proton therapy, resulting in numerous publications and presentations. An invited speaker at conferences, Chou has held leadership roles as Supervisor of the Society of Medical Physics and served as an Oral Examiner for the Medical Physicist License Examination in Taiwan.
Steven J. Frank
Executive Director, Particle Therapy Institute
Department of Radiation Oncology, Division of Radiation Oncology
The University of Texas MD Anderson Cancer Center
USA
Steven J. Frank
Executive Director, Particle Therapy InstituteDepartment of Radiation Oncology, Division of Radiation Oncology
The University of Texas MD Anderson Cancer Center
USA
Steven J. Frank, MD, is an endowed tenured professor of Radiation Oncology, holds the Bessie McGoldrick Professorship in Clinical Research, and is a fellow of the ABS, ACR, and ASTRO. Dr. Frank is the Executive Director of the Particle Therapy Institute and Deputy Head of Strategy for the Division of Radiation Oncology. Dr. Frank is amongst the first, if not the first, to use IMPT to treat head and neck tumors, and he is the Principal Investigator of an NIH/NCI/Hitachi-sponsored multi-institutional Phase II/III randomized trial in advanced stage oropharyngeal cancer that compares outcomes after chemoradiation given by IMRT versus IMPT.
Dr. Frank has over 300 peer-reviewed publications, has authored many book chapters and has recently published the first textbook on Proton Therapy. Dr. Frank's lab is studying the biologic enhancement factor of proton therapy and FLASH radiotherapy for both head and neck and prostate cancer, as well as MRI-Assisted Radiosurgery (MARS) as the next generation of prostate brachytherapy. Dr. Frank's expertise in MRI radiotherapy has led to the development and FDA approval of multiple novel positive-contrast implantable markers for use in MRI-guided LDR and HDR prostate brachytherapy and external beam radiation therapy.
As founder of the company, C4 Imaging, Dr. Frank has developed the MRI marker technology at MD Anderson, has been granted 31 national and international patents, developed three FDA-approved products and has established MRI-Assisted Radiosurgery (MARS) at MD Anderson for the treatment of prostate cancer. He has funding from the NIH, the Prostate Cancer Foundation, the Texas Ignition Fund, Hitachi and MD Anderson, and he has also raised multiple rounds of private equity financing to advance the C4 technology. Dr. Frank has served as the past President and Chairman of the Board of the American Brachytherapy Society and is the 2023 recipient of the Ulrich Henschke Award, the highest honor awarded by the ABS on a practitioner of brachytherapy.
Dr. Frank has served as the chair for the head and neck oral boards for seven years and is currently serving on the Radiation Oncology Board of Trustees for the American Board of Radiology.
Young-yih Han
Professor
Department of Radiation Oncology
Samsung Medical Centre
Republic of Korea
Young-yih Han
ProfessorDepartment of Radiation Oncology
Samsung Medical Centre
Republic of Korea
Dr. Youngyih Han is a professor at Sungkyunkwan University and a medical physicist at Samsung Medical Center in South Korea. She earned her Ph.D. in physics from Northeastern University, Boston, and has dedicated her career to advancing radiation oncology medical physics. With extensive academic and clinical experience, she has played a key role in introducing advanced radiation therapy techniques, including proton therapy, IMRT, IGRT, and tomotherapy at Samsung Medical Center.
Dr. Han has held leadership positions in both international and domestic professional societies, serving as Chair of the Asia-Oceania Particle Therapy Cooperative Group and past President of the Korean Society of Medical Physics. Her research focuses on improving radiation therapy, enhancing patient safety, and integrating AI-driven technologies. A recipient of multiple research grants and patents, she continues to contribute to medical physics, helping to improve the accuracy of cancer treatments and patient care.
Leon Ho
Medical Physicist I
Medical Physics Department
HKSH Eastern Medical Centre
Hong Kong
Leon Ho
Medical Physicist IMedical Physics Department
HKSH Eastern Medical Centre
Hong Kong
Dr. Leon Chin Chak HO received his B.Eng. and Ph.D. degrees from The University of Hong Kong (HKU) in 2011 and 2016, respectively. Following his doctoral studies, he joined Hong Kong Sanatorium & Hospital (HKSH) Medical Group as a medical physicist. After receiving his board-certification in radiation oncology physics from the Hong Kong Institution of Physicists in Medicine (HKIPM), Dr. Ho was appointed as an honorary assistant professor by the Department of Diagnostic Radiology at The University of Hong Kong. His research interests include MR-guidance in radiation therapy, as well as the development of MR-integrated workflows in radiotherapy and proton therapy.
Chia-ho Hua
Director of Medical Physics Research
Department of Radiation Oncology
St. Jude Children's Research Hospital
USA
Chia-ho Hua
Director of Medical Physics ResearchDepartment of Radiation Oncology
St. Jude Children's Research Hospital
USA
Dr. Chia-ho Hua earned his PhD in Biomedical Engineering from The University of Michigan in Ann Arbor, where he studied radionuclide tomographic imaging. He received postdoctoral and clinical training in therapeutic medical physics at Memorial Sloan-Kettering Cancer Center in New York. He was certified by the American Board of Radiology in Therapeutic Medical Physics in 2004. Dr. Hua joined the faculty at St. Jude in 2005 and is currently a Full Member and the Director of Medical Physics Research. His research aims to improve proton therapy targeting accuracy, advanced imaging for precision radiation oncology, and predictive modeling for radiation effects in children. Dr. Hua is also the Physics Committee Chair of the Children's Oncology Group Radiation Oncology Discipline and the steering committee member of the Pediatric Normal Tissue Effects in the Clinic (PENTEC) international consortium. In 2023, Dr. Hua was elected as a Fellow of the American Association of Physicists in Medicine (FAAPM).
Hsiao-chieh Huang
Chief Medical Physicist
Department of Radiation Oncology
Chang Gang Memorial Hospital, Linkou branch
Taiwan
Hsiao-chieh Huang
Chief Medical PhysicistDepartment of Radiation Oncology
Chang Gang Memorial Hospital, Linkou branch
Taiwan
Hsiao-Chieh Huang is the Chief Medical Physicist at Chang Gung Memorial Hospital, Linkou. Since joining in 2004, he has been involved in the commissioning and acceptance testing of linear accelerators and proton therapy systems. He played a key role in establishing quality assurance (QA) protocols and operational guidelines at CGMH. During the early development of the proton center, he was responsible for beam data collection, treatment planning system (TPS) validation, and QA implementation. Currently, he leads the medical physics team, overseeing clinical services and research projects to improve treatment accuracy and efficiency. His expertise spans both proton and photon therapy, with a focus on optimizing QA methodologies and advancing proton therapy applications.
Rakesh Jalali
Medical Director
Apollo Proton Cancer Centre
India
Rakesh Jalali
Medical DirectorApollo Proton Cancer Centre
India
Prof. Rakesh Jalali is a leading global expert in particle therapy and the Medical Director of the Apollo Proton Cancer Centre (APCC), India's first and South Asia's most advanced proton therapy facility. He played a pivotal role in establishing the clinical and academic framework of APCC, and spearheaded the Apollo-IBA Proton Training Academy to build capacity in proton therapy across the region. He has been an invited expert at the World Forum on Particle Therapy and at the International Atomic Energy Agency (IAEA) headquarters in Vienna, contributing to global guidelines on proton facility implementation in low- and middle-income countries.
With over 300 peer-reviewed publications in leading journals including Lancet Oncology, JAMA Oncology, and Neuro-Oncology, Prof. Jalali has led several pioneering studies in high-precision radiotherapy, proton therapy planning and delivery, and radiation-induced toxicities. He is also an active mentor and educator, deeply involved in global academic collaborations and training initiatives. A strong advocate for equitable cancer care, he has led patient-focused initiatives and contributed to shaping proton therapy practice globally.
Michael Kam
Honorary Consultant
Comprehensive Oncology Centre
Hong Kong Sanatorium & Hospital
Hong Kong
Mintra Keawsamur
Lecturer
Department of Radiology, Faculty of Medicine
Chulalongkorn University, Thailand
Mintra Keawsamur
LecturerDepartment of Radiology, Faculty of Medicine
Chulalongkorn University, Thailand
Dr. Mintra currently serves as a lecturer at Chulalongkorn University, where she teaches both undergraduate and graduate programs in radiological technology and medical physics. She has over a decade of experience working as a medical physicist at King Chulalongkorn Memorial Hospital and has participated in training programs at renowned international institutions, including the Paul Scherrer Institut (Switzerland) and the National Centre of Oncological Hadrontherapy (Italy).
Her research interests include proton therapy, brachytherapy, and dosimetry, with several ongoing projects aimed at developing treatment guidelines and quality assurance protocols. She has received multiple accolades, such as the Young Leaders Award 2022 from SEAFOMP and the Excellence Award in the Radiation Oncology Medical Physics (ROMP) training program.
Dr. Mintra is also an active member of professional organizations, including the Thai Medical Physics Society and PTCOG-AO, and has authored numerous scientific publications and book chapters in the field of radiotherapy.
Chan-kyu Kim
Medical Physicist
Proton Therapy Center (& Dept. of Radiation Oncology)
National Cancer Center
Korea
Chan-kyu Kim
Medical PhysicistProton Therapy Center (& Dept. of Radiation Oncology)
National Cancer Center
Korea
Chankyu Kim, PhD, has been working as a Medical Physicist at the Proton Therapy Center and the Department of Radiation Oncology of the National Cancer Center Korea since 2017. His work focuses on clinical quality assurance, beam modeling, and the development of advanced detector technologies for proton therapy. Dr. Kim is a member of the Scientific Committee of the Asia-Oceania Particle Therapy Cooperative Group (PTCOG-AO), actively contributing to academic initiatives and collaborative research in the region. At this meeting, he will present the results of the PTCOG-AO survey on particle therapy, which provides important insights into clinical practice patterns and regional developments.
Lin Kong
Radiation Oncologist
Fudan University Shanghai Cancer Center
China
Chun-key Law
Co-director of Proton therapy Centre
Honorary Consultant in Clinical Oncology
Comprehensive Oncology Centre, Department of Medicine
Hong Kong Sanatorium & Hospital
Hong Kong
Chun-key Law
Co-director of Proton therapy CentreHonorary Consultant in Clinical Oncology
Comprehensive Oncology Centre, Department of Medicine
Hong Kong Sanatorium & Hospital
Hong Kong
Dr. CK Law graduated from University of Hong Kong in 1981 and joined the Department of Radiotherapy & Oncology (now called Department of Clinical Oncology), Queen Elizabeth Hospital in 1982. He had post-Fellowship training in United Kingdom, Japan and the USA. He became Chief of Service in 2003 until retirement from the public service in 2012. He had been the Director of Hong Kong Cancer Registry, Hospital Authority in 2004 - 2012 and President of Hong Kong College of Radiologists in 2008 - 2023. Dr. Law is currently a member of the Cancer Expert Working Group (CEWG) of the Centre for Health Protection (CHP) as well as the Advisory Committee for Regulatory Standards for Private Healthcare Facilities, Department of Health. He is also an Honorary Clinical Associate Professor in Department of Clinical Oncology, The University of Hong Kong, and Clinical Associate Professor (Honorary), Department of Medicine and Therapeutics, The Chinese University of Hong Kong. He is currently serving in Hong Kong Sanatorium and Hospital as Honorary Consultant in Clinical Oncology and Co-director of Proton Therapy Centre in HKSH Eastern Medical Centre.
Ik-jae Lee
Professor
Department of Radiation Oncology
Yonsei University College of Medicine
Korea
Ik-jae Lee
ProfessorDepartment of Radiation Oncology
Yonsei University College of Medicine
Korea
Professor Ik Jae Lee is a distinguished radiation oncologist at Yonsei University College of Medicine and currently serves as the Vice Director for Innovation Affairs at Severance Hospital. He is also the Director of the Pancreatobiliary Cancer Center at Yonsei Cancer Center, where he leads a multidisciplinary effort to improve outcomes for patients with pancreatic and biliary tract cancers. He previously led the Heavy Ion Therapy Center, where he played a pivotal role in introducing carbon ion radiotherapy in Korea. His clinical and research interests focus on prostate and gastrointestinal cancers—particularly liver and pancreatic cancer—and the application of advanced radiotherapy techniques, including carbon ion therapy. As the Director of International Affairs for the Korean Society for Radiation Oncology (KOSRO), Professor Lee plays a key role in fostering global partnerships.
Kar-ming Leung
Co-Director
HKSH Neurosurgery Centre
Hong Kong Sanatorium & Hospital
Hong Kong
Kar-ming Leung
Co-DirectorHKSH Neurosurgery Centre
Hong Kong Sanatorium & Hospital
Hong Kong
Dr. Kar-ming Leung is the Co-Director and Honorary Consultant in Neurosurgery in Neurosurgery Centre, Hong Kong Sanatorium & Hospital.
He is also serving as Honorary Clinical Associate Professor in the University of Hong Kong and trainer in the College of Surgeons of Hong Kong.
He has special interest in treatment of cerebrovascular diseases, including cerebral aneurysms, arteriovenous malformations and brain tumours.
He started his training in Hong Kong and obtained his Fellowships in the College of Surgeons of Edinburgh and the College of Surgeons of Hong Kong in mid-90's, followed by overseas training in UCLA Medical Centre and Barrow Neurological Institute in USA.
He is currently council member of various societies including the Hong Kong Neurosurgical Society, the Hong Kong Stroke Society, the Hong Kong Specialist Medical Association, the Hong Kong Society of Interventional and Therapeutic Neuroradiology, and the Association of Private Medical Specialist of Hong Kong.
Thomas Leung
Honorary Consultant in Medical Oncology
Director of the Clinical Trial Centre
Hong Kong Sanatorium and Hospital
Hong Kong
Thomas Leung
Honorary Consultant in Medical OncologyDirector of the Clinical Trial Centre
Hong Kong Sanatorium and Hospital
Hong Kong
Dr. Leung is currently Honorary Consultant in Medical Oncology, Director of the Clinical Trial Centre, at the Hong Kong Sanatorium and Hospital. He is also Honorary Associate Professor of the Department of Medicine in the Chinese University of Hong Kong. He was previously Professor in the Department of Clinical Oncology of Chinese University of Hong Kong until 2003 when he assumed the current position.
Dr. Leung has over 160 publications in peer-reviewed journals and 9 book chapters mainly on hepatocellular carcinoma (HCC), with a special focus on the management strategy in patients with advanced HCC and in the Asian population. Dr Leung also participated in various international consensus panels and gave recommendation on the use of systemic treatment, as well as the use Y-90 microspheres radioembolization. His research interests are non surgical treatment for advanced HCC.
Zuo-feng Li
Professor
Radiation Oncology
UF Health Proton Therapy Institute
University of Florida
USA
Zuo-feng Li
ProfessorRadiation Oncology
UF Health Proton Therapy Institute
University of Florida
USA
Dr. Zuofeng Li is a Professor of Radiation Oncology at University of Florida and works in the University of Florida Health Proton Therapy Institute (UFHPTI). Dr. Li previously served as the Chief Proton Therapy Physicist of Concord Medical Services and the Physics Director of Guangzhou Concord Cancer Center. His previous tenures also include serving as the Director of Physics at UFHPTI and faculty positions at Washington University in St. Louis and University of Florida. Dr. Li has over 30 years of experience in the art and science of clinical radiation oncology physics, with over 20 of which dedicated to proton therapy. Dr. Li is an author of over 170 peer-reviewed journal publications, with subject topics including radiotherapy treatment planning, dosimetry, quality assurance, and clinical outcome studies of proton therapy, photon external beam radiotherapy and brachytherapy. Dr. Li is a Fellow of the American Association of Physicists in Medicine.
Hsiao-ming Lu
Director of Physics and Technology
Hefei Ion Medical Center
China
Hsiao-ming Lu
Director of Physics and TechnologyHefei Ion Medical Center
China
Hsiao-Ming Lu, PhD. is an ABR certified clinical physicist and a fellow of Association of American Physicist in Medicine. He has been working in the field of proton therapy physics since 2003 and served as the Director of Clinical Physics in the Department of Radiation Oncology at Massachusetts General Hospital, Harvard Medical School, Boston, before he returned to China in 2019. He is now the Director of Physics at Hefei Ion Medical Center, Anhui Provincial Hospital, Chinese University of Science and Technology, Hefei, China.
Brigette Ma
Professor
Department of Clinical Oncology
The Chinese University of Hong Kong
Hong Kong
Brigette Ma
ProfessorDepartment of Clinical Oncology
The Chinese University of Hong Kong
Hong Kong
Dr Brigette Ma is currently Professor and Honorary Consultant at the Department of Clinical Oncology, Chinese University of Hong Kong (CUHK), Medical Director of the Phase I Clinical Trial Centre (Oncology) and Chair of the NTEC-CUHK ethics committee for phase 1 studies. She received her undergraduate degree with Honours at Monash University, Australia, and was awarded Fellow of the Royal Australasian College of Physicians, Fellow of Hong Kong College of Physicians, and Doctor of Medicine (CUHK).
Dr Brigette Ma underwent training in Medical Oncology at the Peter MacCallum Cancer Institute, Melbourne, and was Research Fellow at the Princess Margaret Hospital, Toronto, Canada. She has published over 200 peer-reviewed papers. Notably, she had been a Faculty member of the European Society of Medical Oncology (ESMO) in Gastrointestinal Cancer, and was a member of the Consensus Working Group for the management of metastatic colorectal cancer; executive member of the National Cancer Institute (Bethesda, USA) Head and Neck Cancer Steering Committee - Clinical Trials Planning Group on Nasopharyngeal Cancer, Co-chair of Widely Metastatic Group; mentor and committee member of the Women in Cancer Research of the American Association of Cancer Research; and Scientific Co-chair of ESMO (Asia) conference 2023 in Singapore.
Her other current roles included: member of the Joint Scientific Committee for Phase 1 Clinical Trials, Centre of Health Protection, Hong Kong Hospital Authority; Track Chair/ member of the Scientific Committee American Association of Cancer Research, ESMO congresses. She is study chair for NRG oncology clinical trial in NPC, Scientific Co-chair of the ESMO Targeted Anticancer Therapies Asia Congress 2025 and co-chairs for some ESMO advanced course/ workshops concerning early drug development. She is Associate Editor of Oral Oncology and is member of the Editorial Board for ESMO Open (GI) and Clinical Colorectal Cancer amongst other journals.
Yoshikazu Maeda
Professor
Division of Human and Artificial Intelligent Systems Graduate School of Engineering
University of Fukui
Japan
Yoshikazu Maeda
ProfessorDivision of Human and Artificial Intelligent Systems Graduate School of Engineering
University of Fukui
Japan
Dr Yoshikazu Maeda is a Professor in Division of Human and Artificial Intelligent Systems Graduate School of Engineering, University of Fukui, Japan (2025-preset). He graduated from Osaka University in 2000 with a Ph.D. in Experimental Nuclear Physics. He was a Research Scientist in Nuclear Physics Institute, Research Center Juelich GMBL, Germany (2001-2006), and in Research Center for Nuclear Physics, Osaka University (2000-2001,2006-2009). He was a senior researcher and medical physicist in Fukui Prefectural hospital proton therapy center (2009-2025). He was engaged in the construction of a proton therapy facility (2009-2011) and realized the safe operation of the facility. His main research interests include the proton dose calculation using the Monte Carlo method and the study of CT image-guided proton therapy, where the efficacy of CT image guidance in prostate cancer and liver cancer and the importance of online proton dose monitoring. A support technology based on AI technology for lesion recognition in CT image is now main topics.
Lisa McGee
Radiation Oncologist
Department of Radiation Oncology
Mayo Clinic Arizona
USA
Lisa McGee
Radiation OncologistDepartment of Radiation Oncology
Mayo Clinic Arizona
USA
Dr. McGee is a Radiation Oncologist and Assistant Professor on staff at the Mayo Clinic in Arizona. Her disease-site interests include breast cancer as well as head and neck malignancies with a focus in proton therapy. She is also active in education, serving as Residency Program Director at the Mayo Clinic in Arizona amongst other educational roles.
Michael Penniment
Director
Radiation Oncologist
Australian Bragg Center, Adelaide
Australia
Ramesh Rengan
Peter Wootton Professor and Chair
Department of Radiation Oncology, UW Medicine
SVP, Fred Hutchinson Cancer Center
USA
Ramesh Rengan
Peter Wootton Professor and ChairDepartment of Radiation Oncology, UW Medicine
SVP, Fred Hutchinson Cancer Center
USA
Dr. Ramesh Rengan is currently the Peter Wootton Chair and Professor in the Department of Radiation Oncology at the University of Washington School of Medicine and the Senior Vice President and Director in Radiation Oncology Division at the Fred Hutchinson Cancer Center. He also holds a joint appointment as faculty of the Integrated Immunotherapy Research Center, Fred Hutchinson Cancer Center. His clinical interests include thoracic malignancies, melanomas (including ocular melanoma), renal cell carcinoma, and prostate cancer. Additionally, he has clinical expertise in the use of proton beam therapy in the management of localized and locally advanced solid tumors. His research interests include approaches to improve the therapeutic ratio in solid tumors to ionizing photon or proton radiation, pre-clinical and clinical strategies to utilize radiation to trigger an anti-tumor immune response in patients with advanced solid malignancies. He also has an interest in healthcare disparities and expanded access to radiation treatment in low-resource environments and Photon- and Proton based radiation regimens to trigger an immune response to augment immunotherapeutic platforms in solid malignancies including NSCLC, melanoma, lymphoma, and renal cell carcinoma.
Hideyuki Sakurai
Professor and Chairman
Department of Radiation Oncology, University of Tsukuba
Director
Proton Beam Therapy Center, University of Tsukuba Hospital
Japan
Hideyuki Sakurai
Professor and ChairmanDepartment of Radiation Oncology, University of Tsukuba
Director
Proton Beam Therapy Center, University of Tsukuba Hospital
Japan
Hideyuki Sakurai received the medical degree in Gunma University in 1988 and the PhD degree in 1996. In 1992, he served as visiting scientist in Medical Research Council at Cambridge University in UK.
He is currently a professor and Chairman in Radiation Oncology, Institute of Medicine, University of Tsukuba. He is also Director in Proton Beam Therapy Center, University of Tsukuba Hospital. He has been holding leadership, supervisory and administrative positions in particle therapy research in Japanese Society of Radiation Oncology (JASTRO), because he has been chair of particle therapy committee in JASTRO. In addition, brachytherapy, hyperthermia and boron neutron capture therapy are also his special interest. He has published over 500 articles on the basic research, translational medicine and clinical trial in radiation oncology.
David Scott
Vice President
Sales and Commercialization, Proton Solutions, Varian
A Siemens Healthineers Company
United Kingdom
David Scott
Vice PresidentSales and Commercialization, Proton Solutions, Varian
A Siemens Healthineers Company
United Kingdom
David Scott is the Vice President of Proton Solution, Worldwide Sales and Commercialization and as is responsible for commercial operations for the Proton Solution business unit globally.
David has been working for Varian for over 30 years extensive experience in the radiotherapy sales and service field in many geographies around the world. Before heading up Proton Solutions sales David was responsible for sales activities for Varian Radiation Oncology Systems in Northern Europe covering Scandinavia, Finland, UK, Germany and the Netherlands. Prior to that he held the position of UK and Ireland Sales Director.
He started his career with Varian as a Senior Service engineer in Hong Kong, covering many Southeast Asian countries.
David lives in the UK and as is the nature of his role he travels frequently, all over the world.
Dayananda Sharma
Professor and Head
Department of Medical Physics
Apollo Proton Cancer Centre
India
Terence Tai-weng Sio
Professor of Radiation Oncology
Department of Radiation Oncology
Mayo Clinic Arizona, Phoenix, AZ
USA
Terence Tai-weng Sio
Professor of Radiation OncologyDepartment of Radiation Oncology
Mayo Clinic Arizona, Phoenix, AZ
USA
Terence T. Sio, M.D., M.S., is Professor of Radiation Oncology and radiation oncologist who specializes in both X-ray based and proton radiotherapies. His main focuses are in gastrointestinal, lung, and brain cancers including brain metastasis treatments using stereotactic radiosurgery (SRS). He has a strong interest in ion beam radiotherapies internationally
Hong-qi Tan
Deputy Head of Medical Physics
Division of Radiation Oncology
National Cancer Centre
Singapore
Hong-qi Tan
Deputy Head of Medical PhysicsDivision of Radiation Oncology
National Cancer Centre
Singapore
Tan Hong Qi is currently the deputy head of medical physics in joined National Cancer Centre Singapore (NCCS) overseeing clinical and research project. He holds an adjunct assistant professor position in Nanyang Technological University and developed the first medical physics bachelor program in Singapore. He is a diplomate of International Medical Physics Certification Board (IMPCB) and is also a clinical instructor in the Duke-NUS medical school as well. He has received multiple awards at the institutional, national and international level. This includes the SingHealth AHP young discoverer award in 2021, represented Singapore as an invited expert to IAEA technical meeting on radiation protection of paediatric and pregnant patients in 2023, SEAFOMP Young Leader award in 2023 and the IUPAP early career scientist award in 2023, innovative practice team awards in 2024 and 2025.
Zhen Tao
Director
TongJi Proton Therapy Center
China
Zhen Tao
DirectorTongJi Proton Therapy Center
China
Dr. Zhen Tao is the Director of the Radiation Oncology Center and the Director of the Proton Therapy Center at Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology. He earned his Medical Doctor (MD) degree and completed postdoctoral research at Thomas Jefferson University Hospital in the USA. He is one of the earliest physicians in China to practice CyberKnife-based stereotactic radiotherapy, having performed nearly 10,000 stereotactic radiotherapy procedures, and pioneered the clinical application of integrated proton therapy systems in China. Dr. Tao has led multiple research projects funded by the National Natural Science Foundation of China and provincial/ministerial-level grants. In the past five years, he has published numerous papers as first or corresponding author in renowned international journals such as Nature Genetics, Advanced Materials, Cell Reports Medicine, Nature Communications, Clinical Cancer Research, and Cancer Immunology Research.
Toshiyuki Terunuma
Assistant Professor / Medical Physicist
Proton Medical Research Center
University of Tsukuba
Japan
Toshiyuki Terunuma
Assistant Professor / Medical PhysicistProton Medical Research Center
University of Tsukuba
Japan
Dr. Toshiyuki Terunuma is an assistant professor in both the Institute of Medicine and the Proton Medical Research Center at the University of Tsukuba, specializing in medical physics and radiation science. He earned a Bachelor of Engineering from Utsunomiya University, followed by a Master's degree in Applied Physics and a Ph.D. in Medicine from the University of Tsukuba. He has extensive experience with hardware and software systems in proton therapy, including accelerator operation, dosimetry, treatment planning, and image-guidance software development. His current research focuses on image-guided radiotherapy, particularly in real-time markerless tumor tracking using attention-based augmentation and patient-specific deep learning models. He is also working on ionoacoustic imaging for proton beam verification
Jeffrey Kit-loong Tuan
Head
Department of Gastrointestinal Hepato-pancreato-biliary and
Urology Division of Radiation Oncology
National Cancer Centre Singapore
Singapore
Jeffrey Kit-loong Tuan
HeadDepartment of Gastrointestinal Hepato-pancreato-biliary and
Urology Division of Radiation Oncology
National Cancer Centre Singapore
Singapore
Clinical Associate Professor Jeffrey Tuan is the Head and Senior Consultant Radiation Oncologist in the Department of Hepato-Pancreato-Biliary, Gastrointestinal, and Genitourinary Radiation Oncology in the Division of Radiation Oncology at the National Cancer Centre Singapore (NCCS). He is also a Clinical Associate Professor in Oncology Academic Program (ACP) of the Duke-NUS medical school. He graduated from the National University of Singapore (NUS) and holds a Master of Science in Oncology from the University of London. He is a fellow of the Royal College of Radiologists (RCR), United Kingdom and honorary secretary of the College of Radiologists (CRS), Academy of Medicine Singapore (AMS).
His clinical interests are in urological and gynaecological cancers and advanced radiation therapy techniques e.g. volumetric modulated arc therapy, stereotactic body radiotherapy, and brachytherapy. He was involved in the setup of the new proton beam therapy centre located in the National Cancer Centre Singapore opened in 2023.
Sujay Vora
Professor and Chair
Department of Radiation Oncology
Mayo Clinic College of Medicine
USA
Sujay Vora
Professor and ChairDepartment of Radiation Oncology
Mayo Clinic College of Medicine
USA
Sujay A. Vora, M.D., is chair and a consultant in the Department of Radiation Oncology at Mayo Clinic in Arizona, with a joint appointment in the Department of Neurologic Surgery. He joined the staff of Mayo Clinic in 2000 and holds the academic rank of professor of radiation oncology, Mayo Clinic College of Medicine and Science. Dr. Vora earned his B.A. in biomedical engineering at Johns Hopkins University in Baltimore and his M.D. at the University of Pittsburgh. Dr. Vora's clinical and research interests focus on neuro-oncology. He has been involved with multiple trials and has initiated several clinical programs. His most significant work utilized a novel approach of advanced medical imaging with short-course proton beam therapy to treat elderly patients with glioblastoma. This hallmark study demonstrating improved survival and quality of life was published in November 2024 Lancet Oncology. This treatment regimen is now being compared to standard-of-care radiation for all patients with glioblastoma.
Shigeru Yamada
General Manager
Proton Therapy Center/Central Japan International Medical Center
Medical Advisor/QST Hospital
Japan
Shigeru Yamada
General ManagerProton Therapy Center/Central Japan International Medical Center
Medical Advisor/QST Hospital
Japan
Dr. Shigeru Yamada specializes in particle therapy for gastrointestinal cancers, particularly pancreatic and colorectal cancer. He received his M.D. from Mie University in 1985 and Ph.D. from Chiba University in 1995. After working in surgery at Chiba University and serving as Chief of Gastroenterological Surgery at Chiba Cancer Center Hospital, he completed postdoctoral research in Radiation Biophysics at NASA's Johnson Space Center in Houston, USA. He then joined the National Institute of Radiological Sciences (NIRS), advancing research in radiation oncology and charged particle therapy. At the National Institutes for Quantum Science and Technology (QST), he served as Director of the Department of Charged Particle Therapy Research, Deputy Director, and Director of QST Hospital. Since 2025, he has been Head of the Proton Therapy Center at the Central Japan International Medical Center and Medical Advisor at QST Hospital, and he has served as Visiting Professor at Chiba University since 2011.
Kimi Yang
Assistant Senior Medical Physicist
Medical Physics Department, HKSH Eastern Medical Centre
HKSH Proton Therapy Centre
Hong Kong
Kimi Yang
Assistant Senior Medical PhysicistMedical Physics Department, HKSH Eastern Medical Centre
HKSH Proton Therapy Centre
Hong Kong
Dr. Kimi Yang serves as an Assistant Senior Medical Physicist at Hong Kong Sanatorium & Hospital, specializing in cutting-edge radiotherapy technologies such as MR-guided radiotherapy, proton therapy, and CyberKnife. With a Ph.D. in Physics from The University of Hong Kong and a B.Sc. from Nanjing University, Dr. Yang brings over a decade of expertise to the field, driving advancements in adaptive therapy, motion management, and dosimetry.
A Certified Medical Physicist accredited by the Hong Kong Institution of Physicists in Medicine (HKIPM), he actively contributes to the community as Secretary of HKIPM, Education and Training Committee Member at AFOMP, and Scientific Committee Member of PTCOG-AO. As an Honorary Assistant Professor at HKU, Dr. Yang dedicates efforts to training and academic initiatives, fostering education across universities and professional institutions.
His scholarly contributions are widely recognized, with publications in high-impact peer-reviewed journals and presentations at international forums.
Jun-lin Yi
Professor
Cancer Hospital of Chinese Academy of Medical Sciences
China
Jun-lin Yi
ProfessorCancer Hospital of Chinese Academy of Medical Sciences
China
Junlin Yi, MD, Chief Professor, Chairman, Dept. Radiation Oncology Cancer Hospital, Chinese Academy of Medical Sciences. Graduated from Hunan medical university in 1993, working in Cancer Hospital, Chinese Academy of Medical Sciences for more than 30 years, major in Head and neck cancer, especially in nasopharyngeal carcinoma. As first author or correspondent author, published more than 30 SCI paper in recently 5years, many of them are published in high level journal, such as "JAMA Oncology", "JAMA network open", "Clin Cancer Res", "Med Comm", "Front. Immunol", "J Transl Med", "JNCC", "Radiother Oncol", etc.
Served as vice chairmen, Committee of Nasopharyngeal Carcinoma, Chinese Anti-Cancer Association (CACA), and President- elect, Expert Committee of Nasopharyngeal Carcinoma, Chinese Society of Clinical Oncology (CSCO).
Michael Tai-ze Yuan
Director
Radiation Oncology
Guangzhou Concord Cancer Center
China
Michael Tai-ze Yuan
DirectorRadiation Oncology
Guangzhou Concord Cancer Center
China
Dr. Taize Yuan, M.D., Chief physician, Director of RadOnc Dept and Proton Center of GCCC.
Member of the second Youth Council of China Anti-Cancer Association
Chairman of Radiotherapy Committee, Guangdong Organ Medicine and Technology Society
Deputy Director of Oncology Medical Management Branch, Guangdong Medical Association
Standing member of Tumor Microenvironment Committee , Chinese Anti-Cancer Association
Standing member of Ion Radiotherapy Branch, Chinese Medical Equipment Association
2015.7-2016.7 visiting scholar at the Proton Center of the University of Florida and Cancer Center of the University of Iowa
2019.11-2020.5 6 Training on Proton therapy in Mayo Clinic
Ji Zhu
Vice President and Director of the Heavy Ion Medical Center
Zhejiang Cancer Hospital
Cancer Hospital of the University of Chinese Academy of Sciences (Zhejiang Cancer Hospital)
China
Ji Zhu
Vice President and Director of the Heavy Ion Medical CenterZhejiang Cancer Hospital
Cancer Hospital of the University of Chinese Academy of Sciences (Zhejiang Cancer Hospital)
China
Dr. Ji Zhu is Vice President of Zhejiang Cancer Hospital, Director of the Ethics Committee, Director of the Heavy Ion Medicine Center, and Deputy Director of the Colorectal Cancer Quality Control Expert Committee of the National Cancer Center/National Cancer Quality Control Center. Title: Chief Physician, Doctoral Supervisor. His main research directions are the sensitivity of radiotherapy for abdominal tumors, the prediction of therapeutic effects and the prevention of adverse reactions, individualized and precise treatment, the prediction of radioactive adverse reactions by artificial intelligence models, and the establishment of individualized chemoradiotherapy strategies for rectal cancer through multi-omics and heavy ion technology. He has won numerous national and provincial-level awards in the field of abdominal tumor radiotherapy and is a nationally renowned expert in this area, with rich clinical experience and cutting-edge research ideas.