Dr. Nancy Y. Lee is a world-renowned radiation oncologist specialized in head and neck cancer. She has extensive experience in the use of IMRT and proton therapy for head and neck cancer as well as being the lead PI for multiple cooperative trials. She has co-authored close to 300 papers and written numerous book chapters as well as being the editor for two books focused on target delineation of cancer treatment. In the era of precision medicine, proton beam and/or heavy particle therapy can further enhance the therapeutic effects of tumor relative to the surrounding normal tissue. Nancy currently serves as the Vice Chair of the Department of Radiation Oncology, Experimental Therapeutics. She is also the Chief of Head and Neck Radiotherapy at the Memorial Sloan Kettering Cancer Center. Dr. Jiade J. Lu is an internationally distinguished expert in the field of radiation oncology. Dr. Lu obtained his M.D. from the Medical School of the State University of New York at Buffalo, U.S., and his M.B.A. from both the University of California, Los Angeles and the National University of Singapore. After his specialized training in radiation oncology at the University of Miami Jackson Memorial Hospital, Dr. Lu started his academic career at the National University Hospital (NUH), Singapore as a radiation oncologist. In 2010, he was appointed the Head of the Departments of Radiation Oncology of the National University Health System and the National Healthcare Group, Singapore. In 2012, he was appointed the Vice Chairman of the Medical Board of NUH for R&D. In February 2014, he accepted the appointment as the Executive President and started his endeavour at the newly established Shanghai Proton and Heavy Ion Center. Dr. Lu has published 14 books and 150 peer-reviewed articles in the field of radiation oncology.Dr. Yao Yu is a radiation oncologist at Memorial Sloan Kettering specializing in cancers of the head and neck and central nervous system. He obtained his undergraduate degree in electrical engineering at Stanford University and his medical degree from UC Davis. He completed specialized training in radiation oncology at UCSF. He has authored dozens of peer reviewed publications and contributed to several textbooks and practice guidelines. His research focus is on tumor genomics and evolution.