Improve client motivation and participation in physical activity by understanding the key psychological principles of behavior change. Learn to assess your client’s physical activity patterns, readiness for change, motivations and barriers to exercise. Apply stage–specific strategies using interventions designed for individuals, the workplace and the community to promote life-long physical activity. This course is a must for any professional working with clients who are trying to change their lifestyle behavior. Authored by: Bess H. Marcus, PhD, and Leighhann H. Forsyth, PhD