Dr. Ernest Harold Rosenbaum, M.D., was a prominent medical oncologist and hematologist living in San Francisco. He also was Clinical Professor of Medicine, Emeritus at the University of California, San Francisco, and Adjunct Clinical Professor of Medicine at Stanford University School of Medicine.

Dr. Rosenbaum’s career included a fellowship at the Blood Research Laboratory of Tufts University School of Medicine and MIT. He was the cofounder of the Northern California Academy of Clinical Oncology, and founded the Better Health Foundation and the Cancer Supportive Care Program at the Stanford Center for Integrative Medicine, Stanford University Medical Center.

Dr. Rosenbaum's achievements were many. As a pioneer in providing guidance and supportive information for cancer patients and their families, he authored over 25 books. His major publications include Everyone's Guide to Cancer Therapy (2000, 5th edition), Everyone's Guide to Supportive Care (2005) and Everyone's Guide to Cancer Survivorship (2007).

While at Mount Zion he was responsible for forming the Medical Oncology Service, assisted in developing the genetic counseling service, supportive care program, and Art for Recovery program. He helped develop the first hospice in San Francisco with the Regional Cancer Foundation where he was medical director in 1968. He participated in many research projects in basic science, immunology, melanoma and breast cancer, as well as in supportive care, home care, and rehabilitation programs for cancer patients.

Together with his wife Isadora, he tirelessly worked to improve the quality of care and support for people living with cancer and their families.