This is Volume 11, Issue 1 2000 of 'Journal of Educational and Psychological Consultation' and this special issue journal looks at the implementation of prevention programs. This special issue represents several years of joint efforts between the Collaborative to Advance Social and Emotional Learning (CASEL) and the Society for Community Research and Action (SCRA) of the American Psychological Association. It includes articles on: supporting prevention as an integral aspect of school improvement; discussion of a theory of change approach; issues related to program diffusion that those working in rural communities face; problems that may be associated with full-service schools and integrated service delivery systems; ideas that can guide consultants in implementing programs in partnership with other stakeholders. and concludes with an article of implementing, and evaluating prevention programs.