Thelma S. Horn, PhD, is an associate professor and member of the graduate faculty at Miami University of Ohio. Horn is the former editor and a current editorial board member of the Journal of Sport and Exercise Psychology; associate editor of the Journal of Applied Sport Psychology; and an editorial board member for Measurement in Physical Education and Exercise Science.
Horn received her PhD in psychology of sport and physical activity from Michigan State University. She earned a master of arts degree in coaching behavior from Western Michigan University at Kalamazoo and a bachelor of science degree in psychology from Calvin College in Grand Rapids, Michigan.
Editor of the first edition of Advances in Sport Psychology, Horn has also contributed chapters to several other books and has published many articles and proceedings on sport psychology. In 1999, she was co-winner of the research writing award from Research Quarterly for Exercise and Sport; and in 1993, Miami University honored her with the Richard T. Delp Outstanding Faculty Award. In her free time, Horn enjoys reading, running, and watching amateur athletic contests.