It is a concept from the field of developmental psychology that describes a person's ability to generate socially-approved behavior in the absence of monitors. School-based mediation programs that train students in communication and problem-solving skills and allow them to practice these skills, can be an asset to schools. Mediation is an effective way to address discipline problems that are difficult to handle using traditional means. At the same time, students who participate in a mediation program practice skills that lead to self-regulation. 10 references. (Author abstract modified)