Dr. Rosenthal is Emeritus Professor, and former Chairperson of Family Medicine in the Jacobs School of Medicine and Biomedical Sciences at the University at Buffalo. His practice experience includes urban and rural communities. He authored more than 60 peer reviewed papers, numerous commentaries, and a monograph on puzzling physical complaints. Dr. Rosenthal also edited the Journal of Rural Health, and the textbook Office Based Geriatrics. He has been honored with numerous local, statewide and national awards in medical education. Bloodletting and Germs reflects his lifelong observations of how advances in medical science impact primary medical care at the community level.