Robert C. Eklund, Ph.D., is Associate Dean for Faculty Development and Advancement and Mode L. Stone Distinguished Professor of Sport Psychology at Florida State University.

Susan A. Jackson, PhD, is a sport and exercise psychologist. She has spent her career researching the concept of "flow" - that optimal psychological state popularly known as "being in the zone."

Andrew J. Martin, PhD, is an educational psychologist specializing in motivation, engagement, achievement, and quantitative research methods. He is Professor Research Fellow and Australian Research Council Future Fellow at the University of Sydney (New South Wales 2006, Australia).