Meet Our Advisory Board


Our Advisory Board

Proton Therapy
Stereotactic Programs


Joe Chang, MD, PhD, FASTRO

Tenured Professor
Director of Stereotactic
Ablative Radiotherapy

University of Texas MD Anderson Cancer Center

About Joe

Dr. Chang is the Fellow of American Society of Radiation Oncology and received the award of The Best Doctors in America. He is the current chair for American Radium Society/American College of Radiology (ACR) Thoracic Appropriateness Use Criteria Committee, chair of thoracic subcommittee of international Particle Therapy Co-Operative Group (PTCOG), NCCN Thoracic Guidelines Voting Committee Member.

Proton Therapy Immunotherapy
& Clinical Trials


James W. Welsh, MD

Tenured Professor and Physician-Scientist

Principal Investigator of Welsh Immunotherapy and Molecular Lab

University of Texas MD Anderson Cancer Center

About Dr. Welsh

James W. Welsh, MD, is a Tenured Physician Scientist at The University of Texas MD Anderson Cancer Center. Dr. Welsh started his oncology career in the Department of Molecular Oncology at Genentech Inc., at an exciting time when some of the first personalized target therapies were developed.


X. Ronald Zhu, PhD

Professor, Department of Radiation Physics

Center Physics Director, Proton Therapy Center

University of Texas MD Anderson Cancer Center

About Dr. Zhu

X. Ronald Zhu, PhD, is a professor of Radiation Physics and the Proton Therapy Center Physics Director at the University of Texas MD Anderson Cancer Center. Dr. Zhu is a board-certified physicist by the American Board of Medical Physics.


Ritsuko Komaki, MD, FACR, FASTRO

Emeritus Professor from
UT MD Anderson Cancer Center
Adjunct Professor of Radiation Oncology and Scientific Research Departments at the
Baylor College of Medicine

About Dr. Komaki

Dr. Komaki is an Emeritus Professor of Radiation Oncology at the University of Texas MD Anderson Cancer Center in Houston and held the Gloria Lupton Tennison Distinguished Professorship in Lung Cancer Research. She received her medical degree from Hiroshima University School of Medicine, Hiroshima, Japan, and completed her residency and fellowship in Radiation Oncology at the Medical College of Wisconsin in Milwaukee.

Contact us for more information about our proton therapy solutions, education, business intelligence and oncology consulting services.

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