Jon S. Bailey, is Emeritus Professor of Psychology at Florida State University, Ret., where he taught graduate courses for behavior analysts. Dr. Bailey is a founding director of the Behavior Analyst Certification Board®, and he is past president of the Association of Professional Behavior Analysts.

Mary R. Burch, is a Board Certified Behavior Analyst®. Dr. Burch has more than twenty-five years of 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.