Stephen J. Fitzsimmons vice-president for social research development with Abt Associates Inc., has done extensive research in the areas of community theory and social research, delivery of human services, and water resources development. Lorrie I. Stuart has worked as an analyst on numerous Abt projects, among them a social impact assessment of the Tulatin Dam Project in Oregon. Peter C. Wolff is a project director with Abt Associates. His research includes a number of social impact analyses for the Bureau of Reclamation and the Department of Transportation.