PCDI Professionals
Amanda S. Freeman, Ph.D., BCBA is the Executive Director of the Education Program for the Princeton Child Development Institute and earned her Ph.D. in Applied Behavior Analysis at Caldwell University in 2017. She has over 10 years of experience in providing behavioral intervention to individuals with autism in home, community, and school settings, and has facilitated successful student transitions to general education settings. She has completed research on the effects of script fading on social interactions during discrete trial instruction and the use of behavior chain interruption to teach adjective use. She has presented at conferences hosted by Autism New Jersey, the NJ Association for Behavior Analysis, the Association of Professional Behavior Analysts, and the Princeton Child Development Institute. Her research interests include the acquisition of language and social skills, and staff and parent training.
Christine M. Fry, M.Ed. is the Principal for the Princeton Child Development Institute. She earned her Master of Education in Educational Leadership from the College of New Jersey in 2004. At PCDI, she has served in the roles of teacher, trainer, assistant principal, and principal. She has over 20 years of experience providing intervention to students with autism, training and supervising professional staff, facilitating transitions to less restrictive environments, and training families in the home and in the community. Christine has presented at conferences hosted by Autism New Jersey and the Princeton Child Development Institute. She is currently focusing on staff training, supervision, and evaluation, program administration, and ensuring alignment between PCDI and the New Jersey Department of Education.
Gregory S. MacDuff, Ph.D., BCBA-D is the Clinical Consultant of Adult and Community-Living Programs for the Princeton Child Development Institute. He is Adjunct Professor in the Department of Applied Behavioral Sciences at the University of Kansas and the Departments of Psychology at The College of New Jersey and Rider University. He is a past president of the Board of Directors for the New Jersey Association for Behavior Analysis and served in an array of positions within the organization for more than 20 years. He has authored articles and book chapters on incidental teaching, photographic activity schedules, staff training strategies, prompt- and prompt-fading procedures, behavioral intervention for people with autism and intervention models in residential settings. He has lectured nationally and internationally, and has provided consultation and training to a variety of public and private programs. He has also served on the Board of Directors and Advisory Boards for numerous autism intervention and advocacy organizations.
Executive Director Emeriti
Lynn E. McClannahan, Ph.D., Executive Director Emerita, 1973, University of Kansas Ph.D. in developmental and child psychology. Current scientific interests include analysis and intervention in autism, design and evaluation of therapeutic environments, and development and assessment of accountability systems.
Patricia J. Krantz, Ph.D., Executive Director Emerita, 1974, University of Kansas Ph.D. in developmental and child psychology. Major research interests include autism intervention, development and evaluation of language intervention strategies, and design of early intervention programs.
Edward C., Fenske, M.A.T., Ed.S., Executive Director Emeritus. Ed’s extensive experience in delivering intervention to children with autism, support services to their families, and training and supervision to professional staff spans 30 years. His published works address home programming, language development, and early intervention. Ed can be contacted via e-mail at info@pcdi.org.