Craig Stanford is professor of biological sciences at the University of Southern California. He is chair of the International Union for Conservation of Nature Tortoise and Freshwater Turtle Specialist Group and has conducted field studies of tortoises, turtles, and primates in South and Southeast Asia, East Africa, China, and Mexico. Stanford is the author of nineteen books, including Planet Without Apes (2014) and The Last Tortoise: A Tale of Extinction in Our Lifetime (2010).