Dr. William Lee Mikulas is an associate professor of psychology at the University of West Florida at Pensacola. He is an author and college professor who has contributed widely to learning theory. His other published works include Behavior Modification: An Overview, published in 1972 and Concepts in Learning, published two years later. In addition to these he has contributed extensively to the literature of learning theory, behavior modification, and related topics with articles in Psychological Reports, Canadian Psychologist, Psychological Record, and other professional and academic journals and periodicals.