After graduating from medical school, Dr. Matthew Naythons juggled a career as an emergency-room physician with world travel as an award-winning photjournalist for such publications as Time magazine, Newsweek, and the National Geographic, covering such stories as the fall of Saigon, the Jonestown massacre, and the Central american civil wars. In 1991 he founded Epicenter Communications in Sausalito, and continues to serve as the chief executive officer and publisher. Under his direction, Epicenter pioneered a series of user-friendly consumer guides to the world of new media as well as award-winning photojournalism book projects. In 1999, Dr. Naythons joined PlanetRx.com, an online pharmacy… and health information website as vice president of editorial and publishing.