Darlene M. Van Tiem, PhD, CPT, CPLP, is an associate professor emerita at the University of Michigan-Dearborn and faculty member of Capella University. Previously, Van Tiem served as Human Resources Training Director for Ameritech (now AT&T) Yellow Pages and Curriculum Manager for General Motors Technical Curriculum.

James L. Moseley, EdD, LPC, CHES, CPT, is an associate professor at Wayne State University's College of Education Instructional Technology Program. In addition to teaching, he serves as both an internal and external consultant in program evaluation, performance improvement, and health education.

Joan C. Dessinger, EdD, CPT, is the founder of The Lake Group, a performance improvement consulting group that has partnered with national and international business, education, manufacturing, healthcare, and service organizations since 1985. She is also editor of ISPI's Performance Improvement Journal and co-author of six books for HPT/PI professionals.