Dr. Peter J. D'Adamois an internationally-acclaimed naturopathic physician, researcher, and lecturer, as well as the author of theNew York Timesbest-sellingEat Right 4 Your Typebook series. His extensive research and clinical testing of the connections between blood type, health, and disease has garnered world-wide recognition and led to groundbreaking work on many illnesses. The world-famous immunulogist, Dr. Gerhard Uhlenbruck of the University of Cologne, Germany, has called Dr. D'Adamo "one of the most creative scientists in the Western world." Catherine Whitneyis the coauthor of numerous bestselling books on health and wellness.