Ralph Felder, M.D., Ph.D., popularly known as "Dr. Chef," is the section chief for cardiovascular nutrition, cardiology fellowship program at Good Samaritan Medical Center in Phoenix. He has appeared on numerous national and local television and radio shows.
Carol Colman is a health writer who collaborated on the bestsellers Curves (with Gary Heavin) and The Melatonin Miracle (with Walter Pierpaoli).