Robert Sapolsky, Ph.D.

Robert Sapolsky, Ph.D. is John A. and Cynthia Fry Gunn Professor of Biology, Neurology and Neurosurgery at Stanford University, as well as a research associate at the Institute of Primate Research, National Museums of Kenya. Over the years, he has studied the effects of stress and stress hormones on the brain in the laboratory, while also conducting studies concerning the relationships among social rank, social affiliation, and stress-related disease in a population of wild baboons. His books for non-scientists include Why Zebras Don’t Get Ulcers: The Acclaimed Guide to Stress, Stress-Related Diseases, and Coping; Behave: The Biology of Humans at Our Best and Worst; and most recently, Determined: A Science of Life Without Free Will.