He taught at University of Minnesota and is currently an emeritus professor.
He received the American Psychological Associations's Leona Tyler Award in 1999.
[3] At the University of Minnesota he was director of the Counseling Psychology Program from 1975 to 1985.
[citation needed] In 1995, he was a signatory of a collective statement in response to The Bell Curve titled "Mainstream Science on Intelligence", written by Intelligence editor Linda Gottfredson and published in the Wall Street Journal.
[4] He was a principal investigator into several projects at the Industrial Relations Center at the Carlson School of Management.