To meet the Dutch governmental goals of reducing CO2 emission, target groups must increase their rates of adoption of energy conserving innovations. SenterNovem,(1) in commission of the Dutch Ministry of Environmental Affairs, developed a strategy to effectively change the adoption behaviour of target groups. To develop strategies that take different rates of adoption into account, this study answers the questions: (1) How can different segments of the adopter market be categorized; (2) What are the characteristics of adopters in the different categories; (3) How do the determinants of behaviour of the adopter categories differ; and (4) What policy instruments can be used to change them? We conducted a secondary analysis of the data from a ...