Research Methods in Physical Activity 9/e

Jennifer L. Etnier, PhD, is the Julia Taylor Morton Distinguished Professor at the University of North Carolina (UNCG) at Greensboro, where she has received the UNCG Senior Research Excellence Award, the UNCG Graduate School's Outstanding Faculty Mentor Award, and the UNCG Alumni Teaching Excellence Award. Etnier's research focuses on the cognitive benefits of physical activity. She has authored over 100 peer-reviewed research articles, contributed to over 20 book chapters and editorials, and been continuously identified as in the top 2% of most cited scientists since 2020. She has authored The Psychological Benefits of Exercise and Physical Activity and is also the author of two books for the lay public focused on the youth sport experience: Bring Your "A" Game and Coaching for the Love of the Game. Etnier is a past president of the North American Society for the Psychology of Sport and Physical Activity (NASPSPA), where she had previously served on the executive board. She is a fellow of the American College of Sports Medicine (ACSM) and the National Academy of Kinesiology (NAK), where she also served as member at large. Etnier serves on the editorial boards of Journal of Sport and Exercise Psychology, Kinesiology Review, Journal of Sport and Health Science, and Journal of Aging and Physical Activity, where she previously served as editor in chief. Philip E. Martin, PhD, is a professor emeritus and former chair of the department of kinesiology at Iowa State University. Previously, he served as the head of the department of kinesiology at Penn State and as chair of exercise science and physical education at Arizona State University in Tempe. Martin's research activities have addressed mechanical factors influencing the economy and efficiency of walking, running, and cycling. He has authored 80 research articles and book chapters and presented at regional, national, and international professional meetings. Martin is a fellow of the American Society of Biomechanics (ASB), the American College of Sports Medicine (ACSM), and the National Academy of Kinesiology (NAK). He served on the board of directors and the executive board of the American Kinesiology Association (AKA). He is a former president of the NAK and the ASB and former vice president of the AKA. He has also served on the editorial board of International Journal of Sport Biomechanics, as an associate editor for Journal of Applied Biomechanics, and as a biomechanics section editor for Research Quarterly for Exercise and Sport. Additionally, he served on the scientific advisory committee for the U.S. Olympic Committee Sports Medicine Council. Jerry R. Thomas, EdD, retired in 2016 from the University of North Texas, where he served as a professor and dean of the College of Education. He authored more than 200 publications, 120 of which are in refereed journals. In 1999 SHAPE America named him the C.H. McCloy Research Lecturer for his production of research throughout his career. Thomas was the editor in chief of Research Quarterly for Exercise and Sport and a reviewer for most major research journals in kinesiology and numerous journals in psychology. He served as president of the National Academy of Kinesiology (NAK), AAHPERD Research Consortium (now SHAPE America), and North American Society for the Psychology of Sport and Physical Activity (NASPSPA) and was the founding president of the American Kinesiology Association (AKA). In 1990 he was named an AAHPERD Alliance Scholar and in 2003 was named a NASPSPA Distinguished Scholar based on lifetime achievement in research. Thomas received an honorary doctorate of science from his undergraduate institution, Furman University, in the spring of 2015. Jerry Thomas passed away in 2026.