Howard E. A. Tinsley Western Washington University, USA, Southern Illinois University, USA

Howard E. A. Tinsley is professor emeritus of psychology at Southern Illinois University in Carbondale (where he was director of the doctoral training program in counseling psychology) and a research associate in psychology at Western Washington University. Formerly, he was a professor at the University of Oregon and University of Florida, and a visiting scholar at the University of Texas at Austin, the University of Minnesota-Twin Cities, the University of Washington, and Wageningen University in the Netherlands. He is a licensed psychologist in Illinois (now inactive) and prior to his retirement was a diplomate of the American Board of Vocational Experts. Tinsley is the lead editor of the Handbook of Applied Multivariate Statistics and Mathematical Modeling, the senior editor of Volume 2 (Personal Counseling and Mental Health Problems) of the Encyclopedia of Counseling and the author of more than 150 publications dealing with counseling and psychotherapy, leisure, vocational psychology and psychological measurement. He served as the editor of the Journal of Vocational Behavior and Passages, a guest editor of the Journal of Counseling Psychology and Leisure Sciences, an advisory editor of Contemporary Psychology, and an associate editor of the Encyclopedia of Career Decisions and Work Issues and the Journal of Leisure Research. Tinsley has also served on the editorial boards of nine prominent psychology journals and the editorial advisory board of the Test Corporation of America. Tinsley is a recipient of numerous honors, including the research award of the American Rehabilitation Counseling Association and the Allen V. Sapora Research Award for excellence in leisure psychology research. He is listed in Who's Who in America, Who's Who in The World, and various reference works focusing on specific professions. He is a fellow of the American Psychological Association, Western Psychological Association, and American Psychological Society, a former chair of the Commission on Assessment of the American College Personnel Association, a former member of the Board of the Council of Counseling Psychology Training Programs, and a former president and secretary-treasurer of the Academy of Leisure Sciences. Tinsley is the webmaster of the Society for Vocational Psychology, the former webmaster for the Academy of Leisure Sciences, and he served two terms as a member of the Mukilteo, Washington City Council.