Jon S. Bailey, PhD, BCBA-D, is Emeritus Professor of Psychology at Florida State University, where he has taught for over 50 years. Currently, he teaches ethics and other graduate courses for behavior analysts. He was a founding director of the Behavior Analyst Certification Board® and is past president of the Florida Association for Behavior Analysis.

Mary R. Burch, PhD, BCBA-D, is a Board Certified Behavior Analyst®. She has more than 25 years' experience in developmental disabilities. She has been a behavior specialist, QMRP, unit director, and consulting behavior analyst in developmental disabilities, mental health, and preschool settings.