Patrick Haggard is Lecturer in Psychobiology in the Department of Psychology, University College, London. He obtained his Ph.D. at the Medical Research Council Applied Psychology Unit in Cambridge, for studies of the coordination of human reaching and grasping movements. He then worked in the Physiology Department of Oxford University, studying the neural mechanisms underlying voluntary movement in normal subjects and neurological patients. His current research centers on neurophysiological and behavioral measurement of the information-processing involved in human arm movements.