David L. Cooperrider is Professor and Chairman of the Department of Organizational Behavior at the Weatherhead School of Management, Case Western Reserve University. He is the author or coauthor of nine books. His 1987 article Appreciative Inquiry Into Organizational Life (with Suresh Srivastva) introduced the concept of Appreciative Inquiry. Diana Whitney is President of Corporation for Positive Change, the leading consulting firm practicing Appreciative Inquiry internationally, and a Distinguished Consulting Faculty at Saybrook Graduate School and Research Center. She has authored or edited eleven books. Whitney and Cooperrider are cofounders of the Corporation for Positive Change (www.positivechange.org) and The Taos Institute (www.taosinstitute.net).