A.J. Jacobs is an author, lecturer and human guinea pig. He has written four New York Times bestsellers, including "The Year of Living Biblically" and "Drop Dead Healthy." He is a contributor to NPR, Esquire, and the New York Times, among others. His most recent book is "Thanks a Thousand," which chronicled his quest to thank a thousand people who had even the smallest role in his morning cup of coffee. He has given four TED talks that have more than 8 million views combined. He lives in New York with his wife and three sons. Websites and Handles:ajjacobs.com Twitter: @ajjacobsFacebook: https://www.facebook.com/ajjacobsLinkedIn: https://www.linkedin.com/in/a-j-jacobs/