Michael Scriven, PhD, is a professor of psychology at Claremont Graduate University, where he is also co-director of the Claremont Evaluation Center. He has two degrees in mathematics and two doctorates–one in philosophy from Oxford, and an honorary one in educational research from the University of Melbourne. Scriven has held teaching or research positions in departments of philosophy, evaluation, history and philosophy of science, mathematics, law, psychology, and education, and at the Center for Advanced Study in the Behavioral Sciences and the Center for the Study of Democratic Institutions. He has held positions at Harvard, and the universities of Indiana, Minnesota, North Carolina, Western Michigan, Sydney, Auckland, Western Australia, Stanford, Berkeley (for twelve years), and CGU (for fifteen years). Of his 460-plus publications, about 100, including several books, are about evaluation topics. He has also served as president of the American Educational Research Association and the American Evaluation Association.