Mehmet C. Oz, MD, is a member of the RealAge Scientific Advisory Board and vice chairman of cardiovascular services, Department of Surgery, Columbia University Medical Center. For several years, he has also been the health expert for The Oprah Winfrey Show. Beginning in the fall of 2009, he will host his own daily TV hour, The Dr. Oz Show. He has written more than 350 original publications, book chapters, abstracts, and books and has received several patents. In addition, he and Dr. Roizen have coauthored several New York Times #1 best-sellers, including YOU: The Owner’s Manual; YOU: On a Diet; YOU: Staying Young; and YOU: The Smart Patient, which he wrote on his own. Dr. Oz is the founder and chairman of HealthCorps, which is fighting to stem the crisis of child obesity.

Michael F. Roizen, MD, is cofounder of RealAge, chief wellness officer at the Cleveland Clinic, and chairman of the RealAge Scientific Advisory Board. Dr. Roizen’s first consumer book, RealAge: Are You as Young as You Can Be?, was a New York Times #1 best-seller and has been translated into more than 20 languages. He has also edited multiple medical journals and coauthored many other books. Most recently, he and Mehmet C. Oz, MD, teamed up to produce their best-selling YOU books, which include YOU: The Owner’s Manual, YOU: On a Diet, YOU: Staying Young, and YOU: Being Beautiful. In addition, Dr. Roizen hosts his own radio show and makes frequent TV appearances on everything from Good Morning America to PBS.