Gregory Welk Greg Welk is an associate professor in the Department of Health and Human Performance at Iowa State University (ISU). He received his masters degree in Exercise Physiology from the University of Iowa and his doctorate (PhD) in Exercise and Wellnes from Arizona State University. Prior to coming to ISU, Welk worked at Eastern Michigan University, where he developed a fitness and wellness course that was required for all students. Welk was later employed at the Cooper Institute for Aerobics Research in Dallas, where he directed the Childhood and Adolescent Health Division and contributed to the development of the FITNESSGRAM youth fitness program. He continues to serve as the Scientific Director of the FITNESSGRAM program and is active in local, state, and national efforts to promote physical activity in youth. Welks research focuses on the development and validation of tools to assess physical activity behavior and on understanding factors that influence physical activity behavior. He has over 50 publications in peer-reviewed journals/books and has made more than 70 presentations at national and regional meetings. Read More Read Less