Tudor O. Bompa, PhD, revolutionized many aspects of Western training methods when he introduced his groundbreaking theory of periodization in Romania in 1963. Dr. Bompa also applied his principle of periodization to the development of strength, speed, agility, and endurance. He has personally trained 11 Olympic medalists (four gold), has served as a training and planning consultant to eight other Olympic and world champions, and as an adviser to coaches and athletes worldwide.