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Illinois Association for Behavior Analysis
Illinois Association for Behavior Analysis
HomeBoard Members


Jennifer Klapatch Totsch, President
Jennifer is a Board Certified Behavior Analyst- Doctoral level (BCBA-D) and an Assistant Professor and Program Director in the Applied Behavior Analysis degree programs at National Louis University (NLU). She earned her MA in Clinical Psychology (emphasis in ABA) and Ph.D. in Applied Behavior Analysis at The Chicago School of Professional Psychology. She has worked as a behavior analyst since 2005 in a variety of clinical and educational placements, including foster care, public schools, residential centers, and private practice. Her professional practice focuses on systems-level consultation and support and the design and implementation of pragmatic behavioral interventions to create longstanding, socially significant changes. Prior to joining NLU, Jennifer served as an Assistant Professor and the Director of Applied Professional Practice at The Chicago School of Professional Psychology; there, she focused her efforts on improving instructional design and measurement methods in the classroom and designing a competency-based practitioner training program. Jennifer is actively involved in state- and national-level professional organizations as an advocate for increased stringency in the training of behavior analysts and dissemination of behavior analysis to the public.


Stephanie Gorbold, President-Elect
Stephanie is a Board Certified Behavior Analyst specializing in organizational behavior management (OBM) and the treatment of children and adults with autism and developmental disabilities, and has been working with this population since 1999. She has professional experience as a behavior analyst, special educator, and behavioral consultant in school settings, in-home programs, adult day programs, residential programs, and business. Stephanie received her master’s degree in applied behavior analysis (ABA) from The Chicago School of Professional Psychology. In March 2013, she founded GBC aba to meet the growing need for quality ABA services. She is passionate about helping transform the lives of her clients and their families through a progressive approach to ABA. Her research interests include the clinical implementation of empirically validated treatment techniques, OBM, ABA for health and fitness, and behavioral gerontology. She has presented her research at ABAI’s annual convention and is continually looking for more speaking, presenting, and training opportunities. Through her education and training she has acquired a solid foundation in advocacy, outreach, community organizing, and administration.


Jason Hirst, Treasurer
Jason is a Board Certified Behavior Analyst- Doctoral level (BCBA-D) and an instructor in the Behavior Analysis and Therapy program at Southern Illinois University. He earned his Ph.D. in behavioral psychology from the University of Kansas (2015). Jason’s specialties lie in organizational behavior management, which is the application of the principles of behavior to organizational systems and staff behavior. His current research is evaluating applications of quantitative methods and models, including concepts from behavioral economics, to organizational issues. Jason’s clinical experience is in working with human service organizations to help improve the quality of services they can provide by improving the performance of staff. He has published in several peer-reviewed journals and has contributed to four edited books. Jason has served on the executive committee of the Kansas Association for Behavior Analysis and is currently serving as Treasurer of the Illinois Association for Behavior Analysis.


Jana Sarno, Operations Coordinator
Jana is a Board Certified Behavior Analyst (BCBA) with extensive educational and clinical experience in the field of Applied Behavior Analysis. She earned her Bachelor of Science from Western Michigan University. Jana attended The University of Southern Mississippi and earned her Master of Arts degree in Psychology. During her time at USM, she worked with children enrolled in Head Start, provided consultation services to local school districts, and worked at a multi-disciplinary setting focusing on pediatric feeding disorders. After her time at USM, Jana completed a year-long internship at the Marcus Autism Center, a NIH Autism Center of Excellence in Atlanta, GA. While at Marcus, Jana received intensive clinical experience in the assessment and treatment of severe problem behavior, verbal behavior, and pediatric feeding disorders. Most recently Jana has held clinical leadership positions in a number of organizations and continues to serve in this capacity with North Shore Pediatric Therapy. Finally, Jana has participated in grant-funded research and regularly presents at behavior analysis conferences.


Candice Gizewski, Operations Coordinator-Elect
Candice is a Board Certified Behavior Analysis with a background in Special Education. She is the Founder of Behavioral Perspective, providing in home and clinic based ABA services to individuals on the autism spectrum, ABLE academy, a non-public secondary education and transition school for young adults with autism and related disorders, and co-founder of Classroom Rescue, providing on site and web based ABA training for teachers. Candice received her masters from the Chicago School of Professional Psychology in 2008. She is passionate about supporting individuals with autism and their families throughout the lifespan as well as mentoring young professionals in the field of applied behavior analysis.


Jessica Gamba, Outgoing Operations Coordinator
Jessica began her undergraduate study of behavior analysis at Sacramento State University, and earned her master’s and doctorate degrees in applied behavior analysis from The Chicago School of Professional Psychology (TSCPP). She conducted her thesis on the topic of behavior analytic college teaching, and a basic experimental dissertation on the topic of percentile schedules of reinforcement. As a member of the faculty and Associate Director of Applied Professional Practice at TCSPP, she has served on the committees of more than 45 behavior analytic theses and dissertations targeting a wide variety of experimental questions, and assisted in overseeing the practicum experience of the ABA program’s master’s students across more than 50 sites in the Chicagoland community. Her other areas of research interest include verbal behavior, stimulus equivalence, and functional analyses.

Scott Herbst, Member at Large
Scott is the founder and principal of SixFlex Training and Consulting, a behavior-based management and leadership consulting firm in Chicago. He earned his Ph.D. from the behavior analysis program at the University of Nevada, Reno. His areas of expertise include organizational behavior management, organizational culture, relational frame theory, and acceptance and commitment therapy. Prior to founding his current company, he was a professor in the ABA department at The Chicago School of Professional Psychology.

Ashley Whittington-Barnish, Member at Large
Ashley is an associate professor and department chair of The Chicago School of Professional Psychology’s Applied Behavior Analysis Department in Chicago. Dr. Whittington-Barnish is a licensed clinical psychologist, certified school psychologist, and Board Certified Behavior Analyst-Doctoral. She graduated from Illinois Wesleyan University with a BA in psychology and educational studies and from Illinois State University with an MS in psychology and a Ph.D. in school psychology. She completed her doctoral internship at Livingston County Special Services Unit and her post-doc at Trinity Services Autism and Family Resource Center. She has worked in school, clinic, and in-home settings with children of all ages, specializing in working with children with autism and their families.


Brigid McCormick, Member at Large
Brigid received her master’s degree in applied behavior analysis from The Chicago School of Professional Psychology. As a Board Certified Behavior Analyst and the founder of Precision ABA, LLC, Brigid currently works with children and adolescents in their homes and communities. She is an experienced precision teacher, and focuses her treatment under that lens. Before getting her master’s degree, Brigid graduated with her teaching certification with an endorsement in special education from Illinois State University, and blends teaching and ABA to produce exceptional outcomes for children and their families.


Sara Baillie, Member at Large
Sara Baillie, Ed.D., BCBA currently holds a full-time faculty position at Trinity Christian College. In her role as an  Associate Professor and the Director of the Graduate Program in Special Education- Behavior Intervention Specialist, she is the  BACB Verified Course Sequence Coordinator  and teaches both applied behavior analysis and special education courses.  Sara's research has been focusing on behavioral interventions in the schools- including FBAs, BIPs, and specific interventions such as Positive Behavior Supports.  She has presented at numerous conferences and has also been published in the Journal of Positive Behavior Interventions. In addition to holding the BCBA credential, she is licensed as both an elementary education teacher and a special education teacher in the state of Illinois. Prior to her faculty role, she has taught general education, special education, worked as a full-time school BCBA, acted as a school consultant, worked in Early Intervention, and has also provided therapy in a clinic. She would love to continue to disseminate behavior analysis, specifically focusing on the field of education and schools throughout Illinois..

Rocco Catrone, Student Representative
Rocco earned his master’s degree in Behavior Analysis and Therapy from Southern Illinois University – Carbondale (SIU-C) in 2015 and is currently pursuing his Ph.D.in Rehabilitation –Behavior Analysis and Therapy focus. He is also a practicing Board Certified Behavior Analyst (BCBA) at Advocate Children’s Hospital in their Autism Treatment Program providing parent training, direct therapy, assessment, and consultation. His research interests include applications of relational frame theory (RFT) to children with autism, the verbal construction of culture and language, applications to organizational behavior management (OBM), parent training for children with developmental disabilities, and how RFT can help reduce various cognitive biases.