Temple Grandin earned her Ph.D. in animal science from the University of Illinois, went on to become an associate professor at Colorado State University, and wrote two books on autism, including the seminal Thinking in Pictures. One of the most celebrated -- and effective -- animal advocates on the planet, Grandin revolutionized animal movement systems and spearheaded reform of the quality of life for the world's agricultural animals.

Catherine Johnson, Ph.D., is a writer specializing in neuropsychiatry and the brain and is the author of three previous books, including Shadow Syndromes with John J. Ratey. She lives with her husband and three sons in New York. Two of her sons have autism. Less