Glenn Mackintosh is the founder of Weight Management Psychology. His public work has seen him as the resident psychologist on Ten's The Biggest Loser: Transformed and he is a weekly contributor on the psychology of health for Style Magazines. He is a member of the Australian Psychological Society, a fellow of the Obesity Prevention and Treatment Society, and the Queensland representative for the APS Psychology of Eating, Weight, and Body-image Interest Group. Before venturing into full-time private practice, he was the Director of Psychology at the Wesley Lifeshape Clinic, and he also consults with Bariatrics patients pre- and post- surgery. Glenn's research investigated psychological and social factors and weight management, and he has lectured in weight management psychology, health psychology, and sport and exercise psychology at the University of Queensland, Griffith University, and the Australian College of Applied Psychology.