This is the 123rd volume of the Jossey–Bass quarterly thematic journal New Directions for Evaluation, an official publication of the American Evaluation Association. The journal publishes empirical, methodological, and theoretical works on all aspects of evaluation. Each issue is devoted to a single topic, with contributions solicited, organized, reviewed, and edited by a guest editor or editors. Issues may take any of several forms, such as a series of related chapters, a debate, or a long article followed by brief critical commentaries
William M. K. Trochim is professor of policy analysis and management at Cornell University and is the director of evaluation for the Weill Cornell Clinical and Translational Science Center, the director of evaluation for extension and outreach, and the director of the Cornell Office for Research on Evaluation.
Melvin M. Mark is professor and head of psychology at the Pennsylvania State University. He has served as president of the American Evaluation Association and as editor of the American Journal of Evaluation (now editor emeritus).
Leslie J. Cooksy, incoming president of the American Evaluation Association, is an associate professor at the University of Delaware, where she directs a graduate program in evaluation.