 Many opponents joined (often heated) debate within the terms that he set, thus engaging in the slow and deliberate process of prophetic persuasion he believed was the way to treat change in the lives of socially devalued people.Substantial numbers of local association leaders joined state and provincial officials and agency managers in the many workshops sponsored by the Canadian National Institute on Mental Retardation where he was Visiting Scholar, and the Training Institute for Human Service Planning, Leadership, and Change Agentry that he founded at Syracuse University.These efforts produced a growing cadre of associates, committed to the long-term struggle to put his concepts to work.