About the Author
Kelly McGonigal, Ph.D., is a research psychologist, a lecturer at Stanford University, and an award-winning science writer. She is the author of the international bestseller The Willpower Instinct, The Upside of Stress, and Yoga for Pain Relief. Her work has been published in twenty-eight languages. Since 2000, she has taught dance, yoga, and group exercise in the San Francisco Bay Area.