The Stages-of-Change Model was developed by James Prochaska and Carlo DiClemente as a framework to describe the five phases through which one progresses during health-related behavior change (Prochaska & DiClemente, 1983). It is part of their broader Transtheoretical Model, which not only assesses an individual’s readiness to act to eliminate a problem behavior but also includes strategies and processes of change to guide the individual through the stages. The Stages-of-Change Model originated in research related to psychotherapy and the cessation of addictive behaviors, such as smoking, alcohol and substance abuse, and issues related to weight management (Buxton, Wyse, & Mercer, 1996). Although Prochaska and DiClemente initially hypothesized that individuals progress linearly through a series of discrete stages of change, researchers now believe that a cyclical or “spiral” pattern more accurately represents how most people change unhealthy behavior over time. Since its...
References and Readings
- Horn, D. (1976). A model for the study of personal choice health behavior. International Journal of Health Education, 19(1), 89–98.Google Scholar
- Riemsma, R., Pattenden, J., Bridle, C., Sowden, A., Mather, L., Watt, I., et al. (2002). A systematic review of the effectiveness of interventions based on a stages-of-change approach to promote individual behaviour change. Health Technology Assessment, 6(24), 1–231.Google Scholar