James E. Graves, PhD, is professor of exercise science and associate dean for graduate studies and research at Syracuse University where his accomplishments include the establishment of the Musculoskeletal Research Laboratory. He also developed the Center for Exercise Science at the University of Florida in Gainesville. Coauthor of The Lumbar Spine, Dr. Graves' research interests and experience include the prescription of resistance training for the prevention and rehabilitation of orthopedic problems. He earned his PhD from the University of Massachusetts at Amherst.
Barry A. Franklin, PhD, has been director of the Cardiac Rehabilitation and Exercise Laboratories at William Beaumont Hospital in Royal Oak, Michigan, since 1985. He is also professor of family medicine at the University of Michigan at Ann Arbor, and he served as president of the American College of Sports Medicine from 1999 to 2000. A prolific writer, he has authored or coauthored more than 300 scholastic papers. He earned his PhD in physiology from Pennsylvania State University and a master's degree from the University of Michigan.