Dr. Richard MacKenzie is an accomplished attending physician specialising in adolescent medicine. He earned his medical degree from McGill University Faculty of Medicine, followed by a rotating internship and an internal medicine residency at the Royal Victoria Hospital in Montreal. Dr. MacKenzie further honed his expertise with a fellowship in adolescent medicine at the Children's Hospital Los Angeles. He is an active member of the American Academy of Pediatrics, the Society of Adolescent Medicine, and the International Association of Adolescent Medicine, contributing significantly to the field through his dedication and involvement in these professional organisations.