Dr. Robert Sapolsky, Ph.D., is a MacArthur “Genius” Fellow, a professor of biology and neurology at Stanford University, and a research associate with the Institute of Primate Research at the National Museum of Kenya. In 2008, National Geographic & PBS aired an hour-long special on stress featuring Dr. Sapolsky and his research on the subject. In addition to A Primate’s Memoir, which won the 2001 Bay Area Book Reviewers Award in nonfiction, he has written three other books, including The Trouble with Testosterone, Why Zebras Don’t Get Ulcers, and Monkeyluv and Other Essays on our Lives as Animals. Dr. Sapolsky was awarded Rockefeller University’s Lewis Thomas Prize for Writing about Science for 2008. His articles have appeared in publications such as Discover and The New Yorker, and he writes a biweekly column for the Wall Street Journal entitled “Mind & Matter.” His new book is Behave: The Biology of Humans at Our Best and Worst (Penguin Press May 2017).