Stephen Koepp is the editorial director of the book publishing unit of Time Inc. He is a past executive editor of both Fortune Magazine and Time Magazine. At Time he developed the annual cover story on American history and also developed the magazine's 80th anniversary special, the "80 Days That Changed the World." He edited the first edition of the annual "Time 100" issue that compiles a list of the world's most influential people. Additionally, Koepp co-wrote the movie The Paper with his brother David Koepp. He is a graduate of the University of Wisconsin–Eau Claire.