Ph.D., Bowling Green State University, 1971. Joined Colorado State University in 1981.
Member, American Evaluation Association; Member, American Educational Research Association, Division: Measurement and Research Methodology; Member, American Psychological Association, Division 5: Evaluation, Measurement and Statistics and Division 22: Rehabilitation Psychology; Member, Human Factors Society, Division: Tests and Evaluation Technical Group.
Research Affiliate, Center for Biomedical Research in Music, Colorado State University; Certificate of Appreciation, Occupational Therapy Association of Colorado; National Science Honorary, Sigma Xi.
Hiking, skiing, handball, traveling.