High Quality Content by WIKIPEDIA articles! A Behavior Change Method, or Behavior Change Technique, is a theory-based method for changing one or several psychological determinants of behavior such as a person`s attitude or self-efficacy. Such behavior change methods are used in behavior change interventions. Although of course attempts to influence people`s attitude and other psychological determinants were much older, especially the definition developed in the late nineties yielded useful insights, in particular four important benefits: