Richard Ryan
Richard M. Ryan, Ph.D. is a clinical psychologist and Professor at the Institute for Positive Psychology and Education at the Australian Catholic University in Sydney. He is an award-winning speaker and researcher, with over 450 published articles and books. Ryan is a co-founder of Self-Determination Theory, an internationally researched theory of personality development and motivation that has been applied to areas as management, education, parenting, health care, sport, video games, psychotherapy.