David W. Johnson is a professor of educational psychology at the University of Minnesota. He is Co-Director of the Cooperative Learning Center. He is the recipient of the 2003 Distinguished Contributions of Applications of Psychology to Education and Training Award from the American Psychologist Association. He held the Emma M. Birkmaier Professorship in Educational Leadership at the University of Minnesota from 1994 to 1997 and the Libra Endowed Chair for Visiting Professor at the University of Maine in 1996-1997. He received his master's and doctoral degrees from Columbia University. He has