Lee Eisenberg is the bestselling author of The Number and other books. He’sa former editor in chief of Esquire and has been a visiting scholar at the University of Pennsylvania, among other stops in a colorful, wide-ranging career. His work has appeared in numerous publications, including Fortune, Businessweek, Time, Newsweek, and NewYork magazine. He divides his time between Chicago and New York City. For news and updates, please visit LeeEisenberg.com.