Tony is a retired professor of Physics. His initial research interests were was in the area of experimental Particle Physics. Later, became interested in cognitive and psychological issues in the fields of communication and education, with particular application to the learning and teaching at the university level. He continues to teach a course at Woodsworth College, aimed at senior Ph.D. candidates entitled Teaching in Higher Education, and presents workshops and seminars on teaching methods, problem solving, learning difficulties, and psychotherapy within the university and at conferences and seminars around the world. His most recent book is Nuclear and Radiation Physics in Medicine, published in 2014.