Professor for Educational Psychology, School of Social Sciences and Technology, TUM

Professor of Sport Management, Texas Tech University

Professor Emeritus, School of Education, Indiana University

Research Professor of Child Development, University of Missouri

University of Minnesota Duluth

The University of Sydney

Amman Arab University, Jordan

Associate Professor of Agricultural Education, University of Minnesota

Jaipuria Institute of Management, Lucknow

Professor of Management, University of Nebraska-Kearney