Lacey Bailey, MA, BCBA

Behavior Analyst, Pittsburgh Public Schools

Secretary & Conference Manager, The Pennsylvania Association for Behavior Analysis

Lacey R. Bailey, M.A., BCBA is a Behavior Analyst at Pittsburgh Public Schools. Ms. Bailey completed her Master's in Applied Behavior Analysis at Pennsylvania State University in 2008.  Ms. Bailey has had the privilege to work with individuals with a wide range of challenging behaviors and their families implementing behavior change programs with long term sustainability in mind. She has worked as an independent consultant for a large health care provider, individual families, a clinician for an approved private school and partial hospitalization program, and now a behavior analyst supervisor for a large scale RBT certification program at a public school district.

Ms. Bailey has been a part of the Pennsylvania Association for Behavior Analysis for 10 years, serving as a volunteer, Secretary and the annual conference manager since 2008. She is currently the Secretary and the conference manager. She is passionate about the dissemination of ABA in Pennsylvania and the membership that PennABA has built throughout the years.  Ms. Bailey’s professional interests include applying ABA more effectively in the school setting, systems change, verbal behavior and disseminating the science to budding behaviorists.

Thomas Critchfield, PhD

Professor of Psychology, Illinois State University

Dr. 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.

Melinda Desmarais, MA, BCBA

Behavior Analyst, Round Hill Services Corporation

Conference Manager, The Pennsylvania Association for Behavior Analysis 

Melinda Desmarais has has practiced behavior analysis in a variety of applied settings since 2007, working with individuals with been autism, developmental disabilities, intellectual disabilities, and various mental health disorders. Melinda was privileged to work for several years under Dr. Richard Foxx, treating children, adolescents, and young adults with high-risk and complex behavioral needs and training staff and caregivers to implement comprehensive behavior-change programs. Melinda currently provides behavior analytic  services to adult individuals in their homes, workplaces, and communities across Central Pennsylvania. Melinda has also taught and guest-lectured for several undergraduate and graduate level courses in psychology and applied behavior analysis at Penn State Harrisburg.

Mark Dixon, PhD, BCBA-D

Professor and Coordinator of the Behavior Analysis and Therapy Program, Southern Illinois University

Dr. Mark R. Dixon, BCBA-D, received his Ph.D in Psychology from the University of Nevada and has been a Board Certified Behavior Analyst for over a decade. He is the founding President of the Illinois Association for Behavior Analysis and has also held the President position for the Mid-American Association for Behavior Analysis. Mark was also an Executive Council Member for the Association for Behavior Analysis International. His professional interests span the field of behavior analysis including the study of complex operant behavior, verbal behavior, the development of language, and organizational behavior which has led to the publication of 8 books and over 200 articles in peer-reviewed journals, and more than 1000 national and international presentations. In further service to the field, Mark has been the Editor for Behavior Anaylsis in Practice and The Anaylsis of Verbal Behavior, and an Associate Editor for the Journal of Applied Behavior Analysis and Journal of Organizational Behavior Analysis. Dr. Dixon has generated research and service funding totaling more than 3 million dollars to infuse behavior analysis in schools, alternative education sites, and other facilities serving those with autism or other developmental disabilities, and to create a behavioral therapy clinics for the analysis and treatment of pathological gambling and obesity. His expert opinions and research been frequently translated and disseminated into the mainstream media and have been featured in Newsweek, Time Magazine, The New York Times, National Publich Radio, This American Life, and regional affiliates of ABC, CBS, and PBS.  Mark will also be featured in an upcoming episode of Bill Nye Saves the World on Netflix in 2018.   

Richard M. Foxx, PhD, BCBA-D 

Professor Emeritus Penn State University, Adjunct Professor of Pediatrics, Penn State School of Medicine

Co-Founder, Executive Director, and Treasurer of The Pennsylvania Association for Behavior Analysis

Dr. Richard M. Foxx is Professor Emeritus of Psychology at Penn State University and Adjunct Professor of Pediatrics in the Penn State University College of Medicine. He has written or co-edited 11 books. His latest book is Controversial Therapies for Autism and Intellectual Disabilities. He has written over 130 scientific publications, made 13 training films, given over 2500 talks, and lectured in 17 foreign countries and 47 U. S. states.  He is on the editorial board of six scientific journals. Dr. Foxx is a Fellow in five divisions of the Psychological Association (APA), the American Psychological Society and The Association for Behavior Analysis- International (ABA-I). He was the President of ABA-I, The Society for the Advancement of Behavior Analysis (SABA) and is President of the Behavior Analysis Division of APA His awards include New York State ABA Lifetime Achievement and Significant Contributions to Behavior Analysis Awards, Norwegian ABA honorary membership, SABA Award for Effective Mass Media Presentation of Behavior Analysis, The BABAT Murray Sidman Award, APA Division 25 Applied Research Award and the APA Life Achievement Award for Applied Research.  He co-founded the Pennsylvania Association for Behavior Analysis, was its first President and currently serves as Executive Director. Dr. Foxx was also one of the founders of the Association of Professional Behavior Analysts. He has served as an expert witness in many court cases including the U.S. Supreme Court. His book Toilet Training in Less than a Day has sold over two million copies and been translated into 12 languages. His training film, “Harry: The Treatment of a Self-Abusive Man", has won numerous cinematic awards.

Kathryn Glodowski, PhD, BCBA-D

Assistant Professor of Psychology, Penn State Harrisburg

Kathryn R. Glodowski is an Assistant Professor of Psychology at Penn State Harrisburg. Dr. Glodowski earned her Doctorate and Master's degrees in Behavior Analysis at Western New England University. She has published research in the Journal of Behavioral Education, the Journal of Applied Behavior Analysis, and Behavioural Processes. She has approximately 10 years' experience working with individuals of all ages with a variety of disorders in home, clinical, school, and other community settings.



Jonathan W. Ivy, PhD, BCBA-D

Assistant Professor of Psychology, Penn State Harrisburg

President of The Pennsylvania Association for Behavior Analysis

Jonathan W. Ivy, PhD, BCBA-D, is an assistant professor of psychology at Penn State Harrisburg. Dr. Ivy received his doctorate in applied behavior analysis and special education from the Ohio State University in 2011 and a master's degree in applied behavior analysis from Penn State in 2005. He has worked with individuals who engage in severe challenging behaviors for more than a decade. He has helped parents and professionals develop and implement comprehensive behavior change programs designed to increase functional skills and decrease challenging behaviors. He has consulted for school districts, residential programs, and partial hospitalization programs to address a wide range of needs. In 2013, Dr. Ivy was nominated president of the Pennsylvania Association for Behavior Analysis. He regularly gives professional presentations at national conferences and workshops, and has an active research agenda with multiple publications in peer-reviewed journals. Dr. Ivy also enjoys following the research interests of his students.

Mary Louise Kerwin, PhD, BCBA-D

Psychology Professor & Department Head, Rowan University

Executive Director, Center for Behavior Analysis at Rowan University

Mary Louise Kerwin is a Professor and Department Head of Psychology as well as the Executive Director of the Center for Behavior Analysis at Rowan University. She received her Ph.D. in Developmental and Counseling Psychology from the University of Notre Dame, and is a licensed psychologist as well as a BCBA-D. Her research interests include pediatric feeding disorders, behavioral treatments for drug addiction, parenting interventions for mothers in drug treatment, and treatments for autism.

Valerie LaCerra, MA, BCBA

Behavior Analyst, H.E.L.P. Services, Inc.

Valerie LaCerra is a Harrisburg-based BCBA. She received her masters in Applied Behavior Analysis in 2015, studying under Dr. Richard Foxx, Ph.D. She has presented a study on the reinforcing effectiveness of different types of attention in preschoolers at ABAI 2014. Her masters project focused on regulations governing disability services for adults, and was incorporated into a chapter in the book Controversial Therapies for Autism and Intellectual Disabilities: Fad, Fashion, and Science in Professional Practice. Valerie currently consults on cases involving high-risk problem behaviors in adolescents.

Daniel Mruzek, PhD,  BCBA-D

Associate Professor of Neurodevelopmental and Behavioral Pediatrics, University of Rochester Medical Center

Dr. Mruzek is an Associate Professor of Pediatrics at the University of Rochester Medical Center (URMC), Division of Neurodevelopmental and Behavioral Pediatrics in western New York. He received his doctoral training in Psychology at the Ohio State University and is a former Program Director at the Groden Center in Providence, Rhode Island. He has been a researcher on several externally funded intervention studies and is currently conducting his second externally funded, controlled trial of an innovative toilet training method for children with autism that employs an iOS-based app and manualized intervention that he and colleagues developed. Dan has authored and co-authored more than twenty peer-reviewed articles and book chapters on autism and other developmental disabilities, including chapters in the popular text, Making Inclusion Work for Students with Autism Spectrum Disorder: An Evidence-Based Guide. At the University of Rochester, Dan serves as a clinician and consultant, training school teams and supporting families of children with autism and other developmental disabilities and serves as a consultant regarding the measure of human behavior for several URMC research teams. In addition to his appointment in the Department of Pediatrics, he is a longtime member of the faculty in the Applied Behavior Analysis program at the University of Rochester Warner School of Education. He is on the editorial board for the journals Focus on Autism and Other Developmental Disabilities, Journal of Child Psychology and Psychiatry, Intellectual and Developmental Disabilities, and Behavior Analysis in Practice and is a “Top Ten” contributor to the Autism Speaks Got Questions? blog site for families and practitioners. Dan is a coauthor of two instruments published by Pro-Ed Publishers, Inc., the Developmental Assessment for Individuals with Severe Disabilities and the Adaptive Behavior Diagnostic Scale and, with colleagues Jim Patton and Nils Pearson, preparing for publication a third instrument, the Adaptive Behavior Planning Inventory.