Christopher Peterson was at the University of Michigan, where he was professor of psychology and organizational studies and former director of clinical training. He held the appointment of Arthur F. Thurnau Professor, in recognition of his contributions to teaching. Peterson was among the 100 most widely cited psychologists in the world. He was a member of the Positive Psychology Steering Committee, a consulting editor to the Journal of Positive Psychology, Perspectives on Psychological Science, and Journal of Personality and Social Psychology, and the Positive Psychology Book Series Editor for Oxford University Press. He authored A Primer in Positive Psychology, published in 2006 by Oxford University Press, as well as the forthcoming Pursuing the Good Life, selections of his PT blog column.