Duane P. Schultz is a former professor of psychology at the University of South Florida. He has also held faculty appointments at the University of North Carolina at Charlotte, Mary Washington College of the University of Virginia (now the University of Mary Washington), American University in Washington, D.C., and the University of Groningen in the Netherlands. Dr. Schultz and his ... Read morewife, Sydney Ellen Schultz, are a well-regarded textbook author team. Sydney Ellen Schultz is a writer, editor, and researcher who has developed print and digital publications and teaching materials for publishers, government agencies, schools, and professional associations. She and her husband, Duane Schultz, are well regarded as textbook authors. Show Less