Isadore Rosenfeld, M.D., is the Rossi Distinguished Professor of Clinical Medicine at New York Hospital/Cornell Medical Center and attending physician at both the New York Hospital and Memorial Sloan-Kettering Cancer Center. He served for years on the Practicing Physicians Advisory Council for the Secretary of Health and Human Services. His most recent bestsellers are Doctor, What Should I Eat?, The Best Treatment and Symptoms. He practices in New York City and lives in Westchester County, New York.