Dr. Shepard Siegel

SHEPARD SIEGEL, Professor of Psychology, McMaster University, has conducted much important research concerning the fundamental principles of learning, and the contribution of learning to homeostasis. He is best known for his research integrating principles of learning and drug effects. He has elucidated and assessed an analysis of drug tolerance that emphasizes the contribution of Pavlovian conditioning. This work, concerning the way in which responses to a drug are modulated by past experience with the drug, has been widely acclaimed as a landmark contribution to behavioural pharmacology.