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Board of Directors

gina green Gina Green, PhD, BCBA-D
Executive Director (non-voting)
San Diego, California

Gina Green received a PhD in psychology (Analysis of Behavior) from Utah State University in 1986. Dr. Green has authored numerous publications on behavioral treatment of individuals with disabilities and the experimental analysis of behavior. She serves or has served on the editorial boards of several professional journals in behavior analysis, developmental disabilities, and psychology. Dr. Green co-edited the books Behavioral Intervention for Young Children with Autism and Making a Difference: Behavioral Intervention for Autism. She has served the Association for Behavior Analysis International as a member of its Accreditation Board, Public Relations Committee, Professional Standards Committee (Chair), and Distinguished Speakers Bureau; Experimental Representative to the Executive Council; and President. Dr. Green has also been active in the California Association for Behavior Analysis, serving as ABA Liaison, Conference Committee Co-Chair, a member of the Legislation and Public Policy Committee, and President. She was on the Board of Directors of the Behavior Analyst Certification Board from 2002-08, also serving as Chair of the Continuing Education Committee, and on the Board of Trustees of the Cambridge Center for Behavioral Studies for 15 years. Currently Dr. Green sits on the Professional Advisory Boards of the Association for Science in Autism Treatment and several autism programs and organizations, as well as the Autism Advisory Group of the Cambridge Center for Behavioral Studies. She is a Fellow of the American Psychological Association and the Association for Behavior Analysis International. Dr. Green lectures and consults widely on autism and related disorders, behavioral research, effective interventions for people with disabilities, and public policies affecting the practice of applied behavior analysis.

bill ahearn

Past President
Bill Ahearn, Ph.D., BCBA - D
New England Center for Children
Director of Research
Southborough, Massachusetts

Bill Ahearn, Ph.D., BCBA-D, joined The New England Center for Children in August 1996, and currently serves at NECC as the Director of Research. He is also a Clinical Assistant Professor in Northeastern University's master's program in Applied Behavior Analysis and Adjunct Faculty in Western New England College's doctoral program. Bill was named the 2009 American Psychological Association � Division 25 awardee for Enduring Contributions to Applied Behavioral Research. Bill is the ACE coordinator for providing BCBA continuing education at NECC and for the Berkshire Association for Behavior Analysis and Therapy. He also serves on the ASD Task Force for the Association of Professional Behavior Analysts and the Cambridge Center for Behavioral Studies Autism Advisory Group. Bill's research interests include social skills in children with autism, verbal behavior, assessment and treatment of stereotypy, severe problem behavior, and pediatric feeding difficulties. He is also interested in resistance to change, behavioral economics, and conditioned reinforcement. His work has been published in the Journal of Applied Behavior Analysis, Journal of the Experimental Analysis of Behavior, Behavioral Interventions, Behavior Modification, The Lancet, Journal of Autism and Developmental Disorders, and he has written book chapters on teaching children with autism and pediatric feeding problems in children with autism. Bill is currently on the editorial boards of the Journal of Applied Behavior Analysis, The Analysis of Verbal Behavior, and Behavioral Interventions and has served as a guest reviewer for several other journals. He has also been principal investigator on an NIH-funded grant with Dr. William Dube, is funded through by the Organization for Autism Research along with Dr. Becky MacDonald, and is a Past-President of the Berkshire Association for Behavior Analysis and Therapy.

steve anderson

Stephen R. Anderson, Ph.D., BCBA - D
Chief Executive Officer
Summit Educational Resources
Amherst, New York

Dr. Anderson received his Ph.D. in Developmental and Child Psychology from the University of Kansas in 1982.  Currently, he is CEO of Summit Educational Resources, a human service agency with a staff of more than 500 professionals who provide educational services and family support to 1700 children and young adults with autism and related developmental disabilities. 

As a licensed psychologist, Dr. Anderson has worked in the field of developmental disabilities for more than 30 years, including 14 years at The May Institute in Boston.

In addition to his activities at Summit, Dr. Anderson has served in advisory and director positions with many national professional associations and service agencies including the Crossroads Center for Children in Glenville, NY, the Connecticut Center for Child Development in Milford, the NYS Association for Behavior Analysis, and Melmark New England in Boston. He served as a Consensus Panel Member which developed Clinical Practice Guidelines on Autism for the NYS Department of Health. 

During his career, Dr. Anderson has served as an adjunct professor or assistant professor at University of Kansas, Northeastern University, Buffalo State College, State University of New York at Buffalo, and University of Southern Maine teaching course work related to autism, behavior analysis, and managing challenging behavior in the classroom setting. He has provided clinical consultation to more than 40 school districts in New York, Massachusetts, Pennsylvania, Michigan, and Kuwait.

Dr. Anderson has published many articles and book chapters on the education of children with developmental disabilities and served on the editorial boards of several leading professional journals.  His most recent book, “Self-Help Skills for Children with Autism: A Systematic Teaching Approach,” was published in 2007.

Sean D. Casey

Sean. D. Casey, Ph.D., BCBA
Iowa Department of Education

Dr. Casey's current position is consultant for the Iowa Department of Education. He served as the state's challenging behavior consultant in 2009 and currently serves as the autism consultant. Sean has been involved with clinical work and research in applied behavior analysis since 1991. His primary clinical and research interest areas are function-based assessments for children who display severe and chronic challenging behavior, and assessment and treatment of pediatric feeding disorders. His clinical work and research has been published in a variety of outlets, including the Journal of Applied Behavior Analysis, Behavior Modification, The Behavior Analyst Today, Journal of Behavioral Education, Journal of Autism and Developmental Disorders, European Journal of Behavior Analysis, and Revista Latinoamericana de Psicologí). Sean has served as a guest editor for Behavioral Interventions, Education and Treatment of Children, and JABA. He is an adjunct faculty member in the Drake University Psychology Department, and has developed content for the only two institutions in Iowa with BACB-approved course sequences (Briar Cliff University and The University of Iowa). In 2006, Sean was a recipient of the Mentor of the Year award from the Association for Behavior Analysis International Student Committee. Sean currently serves as the Treasurer of the Iowa Association for Behavior Analysis. His primary goal is to bring the science of ABA to the state level for systematic dissemination throughout Iowa and beyond.

bryan davey

Bryan Davey, PhD, BCBA-D, LBA (AZ)
Ensure Billing

Dr. Bryan Davey’s professional experiences include being a certified special education teacher, consultant to schools and businesses nationwide, and establishing two agencies in which ABA services are delivered to families and within school districts. Dr. Davey has developed a unique understanding of how insurance companies operate with regard to ABA services. He has firsthand knowledge of how to successfully credential with and become an in-network provider for insurance companies. His experiences as a provider and agency administrator afford him a working knowledge of insurance billing and claims adjudication. Dr. Davey assists organizations to implement policies and procedures for working with insurance companies in states that have and have not passed autism insurance laws. He actively supports the process of developing, implementing and monitoring ABA benefits for a large self-funded company. Currently he serves as a Board Member of the California Association for Behavior Analysis (CalABA) and as Chair of the CalABA Public Policy Committee.

Jose Martinez

BACB Liaison
Jose Martinez-Diaz, PhD, BCBA-D
Florida Institute of Technology
Melbourne, FL

Dr. Martinez-Diaz is Associate Professor and the founder and chair of Behavior Analysis Graduate Degree Programs at Florida Institute of Technology's College of Psychology and Liberal Arts. He also is the founder and program director of the ABA-On-line Professional Development Program at Florida Tech, CEO of ABA Technologies, Inc., and an adjunct professor at Penn State's Department of Special Education. Jose served as an officer and board member of the Behavior Analyst Certification Board (BACB) for seven years and is now Senior Consultant for the BACB. Jose also serves as a member of the Behavioral and Cognitive Psychology Specialty Council and Florida’s Behavior Analysis Peer Review Committee. He is a past president of the Florida Association for Behavior Analysis, which awarded him its highest honor, the Charles H. Cox Award for Outstanding Service and Advancement of Behavior Analysis in Florida, in 2005.

Jose earned his Ph.D. in clinical psychology, with an emphasis in behavior analysis and therapy, from West Virginia University. His publications include a chapter on ethics in Cooper, Heron, and Heward, Applied Behavior Analysis (Second Edition) and an article on autism spectrum Disorders in the National Health Review.


Katherine Matthews, PhD, BCBA-D
The Faison School
Richmond, VA

Dr. Kathy Matthews is the Executive Director of Education at The Faison School for Autism in Richmond, Virginia. In this capacity, Dr. Matthews maintains affiliations with the applied behavior analysis program at Teachers College, Columbia University, NY and the Department of Behavioral Psychology at Kennedy Krieger Institute in Baltimore, MD. She also serves as the CABAS Senior Behavior Analyst at Faison overseeing educational services, research, new program development, training, and outreach. Dr. Matthews currently holds an adjunct teaching position at Teachers College and is a Board Certified Behavior Analyst - Doctoral. Dr. Matthews obtained her Ph.D. in Behavior Analysis from Teachers College Columbia University where she also taught courses and mentored graduate students. While in New York, Dr. Matthews worked as an ABA Program Supervisor at The Fred S. Keller School and Shema Kolainu. She also served as a licensed teacher for the BOCES program in NY and as a Behavior Analyst Consultant to the CABAS® home programs and to the Jigsaw School in Surrey, England. Dr. Matthews has given numerous presentations at professional conferences and has been involved in research since 2001 on the topics of verbal behavior, metaphor, teacher training, peer tutoring, and CABAS® systems.


Allyson Moore, M.S., BCBA, LMFT
Private Consultant
Mill Valley, CA

Allyson Moore holds a Master of Science degree in psychology (behavior analysis concentration) from California State University, Stanislaus and is a Board Certified Behavior Analyst and Licensed Marriage-Family Therapist.  Allyson currently serves as a private consultant, providing mental health, behavioral, educational, and social skills assessment, treatment planning, and consultative services to school districts, healthcare organizations, regional centers, and non-public agencies in California’s greater Bay Area.

Prior to serving as a private consultant, Allyson served for several years as the site coordinator for The Tracy Kendall Center, an ABA treatment program in California’s Central Valley. She was a founding staff member of The Bay School, a nonpublic school for children with autism in Santa Cruz, CA.  In addition, Allyson served as a member of the Board of Directors of the California Association for Behavior Analysis from 2007-13 and a member of the Board of Directors of the Association of Professional Behavior analysts from 2008-11.  She has served on the Advertising and Professional Standards Committees for the California Association for Behavior Analysis since 2007. Allyson has given several empirically-based research presentations at the annual conferences of the California Association for Behavior Analysis and Association for Behavior Analysis International.

William Murray, Ph.D., BCBA-D
Wisconsin Department of Health Services

William (Bill) Murray received his master's degree in Behavior Analysis and Therapy from Southern Illinois University at Carbondale, and his Ph.D. in Architecture (Environment-Behavior Studies) from the University of Wisconsin-Milwaukee. He has been a Board Certified Behavior Analyst since 2004. Bill is a founding member of the Wisconsin Association for Behavior Analysis, and has served that organization as Secretary, Treasurer, and President. He has been actively involved in WisABA's conference planning activities, and continuing education coordinator, since 2008. He has provided direct behavior analytic services to a variety of clients in both community and institutional environments, and has worked on multidisciplinary assessment and treatment teams for both children and adults.

Having previously worked in private health care and educational settings, Bill joined the Wisconsin Department of Health Services in 1994 while completing his dissertation. He currently serves as autism services coordinator for Wisconsin's Medicaid Waiver program. Bill worked with practitioners, parents, insurers, government agencies, and advocates across Wisconsin to put in place state-level licensure for Wisconsin behavior analysts in 2010. In recent years he also successfully worked with his team members to include behavior analysts as qualified providers in Wisconsin's Medicaid waiver program, and on restructuring the state's early intervention programs for children with autism to ensure that they meet quality standards and reflect current evidence-based criteria.


Debbi Napolitano, PhD, BCBA-D
University of Rochester School of Medicine

Dr. Napolitano received her Ph.D. in Developmental and Child Psychology from the University of Kansas. Prior to her graduate education, Dr. Napolitano worked her way up from a direct-support professional to a group home manager working with adults with intellectual and developmental disabilities that displayed challenging behavior. That is where she first experienced the positive impact of behavior analysis on the lives of individuals with disabilities. Dr. Napolitano has worked with children with and without intellectual and developmental disabilities who display severe challenging behavior since she graduated from KU in 2000. Currently she is a faculty member at the University of Rochester School of Medicine. In that position she provides expert consultation to not-for-profit agencies and school teams on increasing the fidelity of delivery of applied behavior analysis services to individuals with autism, developmental disabilities, mental health needs, and challenging behavior.

Dr. Napolitano also serves as expert consultant to a number of New York agencies, including the NY State Department of Education, the Office for Persons with Developmental Disabilities, and the Office of Child and Family Services. Dr. Napolitano is the current president of the New York State Association for Behavior Analysis and has been a co-leader in NYSABA's efforts to bring licensure of behavior analysts to New York State. In addition to her clinical activities, Dr. Napolitano also conducts behavior-analytic research. She has published over 20 book chapters and articles in peer-reviewed journals, such as the Journal of Applied Behavior Analysis and the American Journal on Intellectual and Developmental Disabilities. Specific topics of research interest include repetitive behavior of children with autism and functional assessment and treatment of problem behavior in underserved populations.


Treasurer (non-voting)
Jonathan Pool, CPA
San Diego, CA

Mary Riordan

Mary M. Riordan, Ph.D., BCBA-D
Senior Consultant and Waiver Director
Behavior Management Consultants
Tallahassee, FL

Mary received her Ph.D. from Florida State University in 1990.  She began working with Behavior Management Consultants while completing her doctoral degree.  Her work takes her throughout the southeast, providing consultation to individuals, families, facilities, agencies and state systems.   She has extensive experience in treatment of severe inappropriate behaviors, teaching functional skills, developmental disabilities, developing behavioral systems, regulatory compliance, and performance management. 

Mary is actively involved in the Florida Association for Behavior Analysis, serving two terms on the Executive Committee and one term as the association’s President.  Currently she chairs FABA’s Legislative and Public Policy Committee, is a member of the Georgia Behavior Analysis Peer Review Committee, and serves on a number of state workgroups aimed at increasing access to professional behavior analysis services to citizens of Florida and Georgia.

Karen R. Wagner, PhD, BCBA-D
Behavior Services of Brevard
Cocoa, FL

Karen R. Wagner was originally certified as a Florida Behavior Analyst in 1993, transferring to the Behavior Analyst Certification Board in 2001.  She received her Ph.D. in education from the University of Central Florida with a focus in special education and applied behavior analysis. In 1997, Karen founded Behavior Services of Brevard, first as a provider of in-home services, and then expanding into intensive behavioral adult day training in 2003.  Many exceptional behavior analysts have contributed to BSoB on their way to doctoral programs and other rewarding endeavors.  After reluctantly closing the IB-ADT program in 2013, Karen opened a school for children with a history of learning difficulties. She is a former Board member and past-president of the Florida Association for Behavior Analysis, and still remains very active state-wide in matters relating to behavior analysis in legislation and practice.    

Karen has been an instructor for the UMASS Lowell Interventions in Autism online program since 2008, and has combined her love of history and education with her ongoing project, The (R)Evolution of Behavior Analysis, interviewing over 80 individuals who have made contributions to the science of behavior. She has been a Trustee for the Cambridge Center for Behavioral Studies for the past four years, and has served for many years on local peer review committees in the state of Florida.  She has presented at numerous professional conferences, both locally and abroad, on topics such as supervision, ethics, serving older individuals, physical management, and most recently, providing workshops to prepare practitioners for BACB supervisor status.

President Elect
Nicholas Weatherly, PhD, BCBA-D
Aubrey Daniels International
Atlanta, GA

Dr. Weatherly is a consultant with Aubrey Daniels International and is a Board Certified Behavior Analyst-Doctoral. He received his Ph.D. from Western Michigan University's Applied Behavior Analysis program in 2008, studying under Dr. Richard Malott. His primary areas of interest include behavioral systems analysis, behavior-analytic legislation, programmed instruction, rule-governed behavior, and the analysis and application of autism interventions. He began his career at the Stony Brook University School of Medicine and over the years has held academic and clinical positions in areas including special education, behavior analysis, pediatrics, and organizational behavior management, most recently in St. Cloud State University’s Applied Behavior Analysis program.

After the signing of Kentucky House Bill 159 in 2010, Dr. Weatherly was appointed to the Kentucky Applied Behavior Analyst Licensing Board and served as Chair for the first years of the board’s operation. During that time he worked with parents, clinicians, academics, and legislators to promote the dissemination and protection of behavior analytic services and those affected by them. Dr. Weatherly has held advisory roles and served on the board of directors for a number of professional associations, advocacy groups, and service agencies, including the New York State Association for Behavior Analysis, the Minnesota Northland Association for Behavior Analysis, the Louisville Autism Friendly City group, and the Autism Treatment Association of Minnesota. He is the past president of the Kentucky Association for Behavior Analysis and the Academy at St. Andrews.