Melvin M. Mark is Professor of Psychology at Penn State University. He has served as Editor of the American Journal of Evaluation, and is now Editor Emeritus. He is President of the American Evaluation Association in 2006. Dr. Mark’s interests include the theory, methodology, practice, and profession of program and policy evaluation. He has been involved in evaluations in a number of areas, including prevention programs, federal personnel policies, and various educational interventions. Among his books are Evaluation: An integrated framework for understanding, guiding, and improving policies and programs (Jossey-Bass, 2000; with Gary Henry and George Julnes) and an in-press Handbook of Evaluation (Sage London, with Ian Shaw and Jennifer Greene). He is currently working on two forthcoming books, Exemplars of Evaluation (Sage; with Jody Fitzpatrick and Tina Christie) and Social Psychology and Evaluation (Guilford; with Stewart Donaldson and Bernadette Campbell). Contact Information m5m@psu.edu (814) 863-1755