Bob Greene

Bob Greene is an exercise physiologist and certified personal trainer specializing in fitness, metabolism, and weight loss. He is the bestselling author of The Best Life Diet, The Total Body Makeover, Get With the Program!, and the coauthor of Make the Connection. He is also a contributing writer and editor for O the Oprah magazine, and writes articles on health and fitness for

Harold A. Lancer, MD, is a Beverly Hills dermatologist. Ronald L. Kotler, MD, is cofounder of the Pennsylvania Hospital Sleep Disorders Center. Diane L. McKay, PhD, is a nutrition research scientist and assistant professor at Tufts University.
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