Association for Behavior Analysis International

The Association for Behavior Analysis International® (ABAI) is a nonprofit membership organization with the mission to contribute to the well-being of society by developing, enhancing, and supporting the growth and vitality of the science of behavior analysis through research, education, and practice.

Thomas Critchfield

Critchfield Thomas

Illinois State University


Tom Critchfield received his Ph.D. from West Virginia University and currently holds the position of professor at Illinois State University. Dr. Critchfield has made significant and enduring contributions to research and service in behavior analysis. His research interests and expertise are notably broad, ranging from basic reinforcement mechanisms in nonhumans to verbal and symbolic functioning in humans. He has published important empirical and theoretical papers across a range of diverse areas, and he has been a leading advocate for translational research, creating opportunities to highlight the translational work of others in behavior analysis as well. Dr. Critchfield has also made numerous substantive service-related contributions, in key editorial positions (as associate editor of the Journal of the Experimental Analysis of Behavior and the Mexican Journal of Behavior Analysis) and in leadership and governance roles. He has served as president of ABAI, as well as two other terms on the Executive Council, as president of SABA, president of Division 25 (Behavior Analysis) of the American Psychological Association (APA), and as a member of the board of directors of the Society for the Experimental Analysis of Behavior (SEAB), among other key positions.



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