David WallechinskyDavid Wallechinsky is a renowned Olympic historian, NBC radio commentator and author of several reference books, including the bestselling The Book of Lists and the People's Almanac Presents the 20th Century. His work has appeared in such publication as the New York Times Magazine and Parade, and he has guested on Late Night with David Letterman, Nightline, and PBS' News Hour with Jim Lehrer. He is the founder editor-in-chief of the political website AllGov.com. Wallechinsky is also the vice-president of the International Society of Olympic Historians and recipient of the Olympic Order of the International Olympic Committee. Read More Read Less