Walter M. Bortz II, M.D., is a Clinical Associate Professor of Medicine at Stanford University School of Medicine and a graduate of Williams College and the University of Pennsylvania School of Medicine.

Recognized as one of America’s most distinguished scientific experts on aging and longevity. Dr. Walter Bortz’s research has focused on the importance of physical exercise in the promotion of robust aging. Dr. Bortz has published over 130 medical articles and authored numerous books, including We Live Too Short and Die Too Long, Dare to Be 100,  Living Longer for Dummies, and Diabetes Danger. His next book, Next Medicine, will be published by Oxford University Press in late 2010.

Dr. Bortz is past co-chairman of the American Medical Association’s Task Force on Aging, former President of The American Geriatric Society and is currently Chairman of the Medical Advisory Board for the Diabetes Research and Wellness Foundation, as well as a Senior Advisor to Healthy Silicon Valley, a community collaborative effort which addresses the soaring incidence of obesity and diabetes. For more, visit www.walterbortz.com or write to drbortz@aol.com