Timothy R. Vollmer received his Ph.D. from the University of Florida in 1992. From 1992 until 1996 he was on the psychology faculty at Louisiana State University. From 1996 to 1998 he was on the faculty at the University of Pennsylvania Medical School. He returned to the University of Florida in 1998 and is now a Professor of Psychology. His primary area of research is applied behaviour analysis, with emphases in developmental disabilities, reinforcement schedules, and parenting. He has published over 130 articles and book chapters related to behaviour analysis. He was the recipient of the 1996 B.F. Skinner New Researcher award from the American Psychological Association (APA). He received another APA award in August, 2004, for significant contributions to applied behaviour analysis. He is also currently the Editor-in-Chief of the Journal of Applied Behaviour Analysis.