RICHARD ACKERMAN is assistant professor of education at the University of Massachusetts Lowell College of Education and lecturer on education at the Harvard Graduate School of Education. He is co-director (with Rebecca van der Bogert) of the International Network of Principals' Centers. He lives in Cambridge. GORDON A. DONALDSON is professor of education at the University of Maine and coordinator of the Maine Network of School Leaders. REBECCA VAN DER BOGERT is a former principal who now serves as superintAndent of schools in Winnetka, Illinois.