View the biographies of Sarah Cannon leaders who are forging the way for innovative and effective cancer research and treatment.
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Sarah Cannon Leadership and Physician Experts

Our leadership team, including recognized physician experts and researchers, is at the forefront of shaping new standards of cancer care based upon the latest research. Patients are at the heart of everything we do. Sarah Cannon offers integrated cancer services, providing patients with cutting-edge treatments and upholding the highest quality care for patients from diagnosis through survivorship.

Photo of John D. Hainsworth, MD

John D. Hainsworth, MD

Co-Founder; Principal Investigator

Hainsworth founded Sarah Cannon Research Institute in 1993 along with F. Anthony Greco, MD to create the first community-based clinical trial program outside of an academic setting. He currently coordinates the Sarah Cannon Research Institute clinical trials program in genitourinary cancer, and is also broadly involved with protocol development, data analysis and manuscript preparation in the Phase II/III clinical trials programs.

He received a bachelor's degree from Stanford University in 1971, followed by a medical degree from Vanderbilt University in 1976. He completed an internal medicine residency and a medical oncology fellowship at Vanderbilt University, and was a member of the Vanderbilt Faculty from 1981–1993. He is board certified in internal medicine and medical oncology. Additionally, Hainsworth is an associate with Tennessee Oncology, PLLC.