Susan Casey is the editor in chief of O, The Oprah Magazine. She was previously the editor in chief of Sports Illustrated Women and an editor at large for Time Inc.'s 180 magazine titles. She also served as the creative director ofOutside magazine where, with editor Mark Bryant, she led the magazine to three consecutive, history-making National Magazine Awards for General Excellence. At Outside she was part of the editorial team that developed the stories behind Into Thin Air and The Perfect Storm. Her writing has appeared in Esquire, Time, Fortune, and Sports Illustrated. She is the author of The Devil's Teeth: A True Story of Obsession and Survival Among America's Great White Sharks, The Wave: In Pursuit of the Rogues, Freaks, and Giants of the Ocean, andVoices in the Ocean: A Journey into the Wild and Haunting World of Dolphins. She lives in New York City.