Dennis Zellers M.ed. Licensed Behavior Specialist

Dennis Zellers, M.Ed., is a Licensed Behavior Specialist with extensive experience in clinical services and education. Currently serving as the Associate Director of Clinical Services at Mainstay Life Services since October 2019, Zellers has also held positions as a Clinical Supervisor and Behavior Specialist. Previous roles include part-time instructor at California University of Pennsylvania, where supervision of BCBA field experience occurred, and Behavior Specialist at AAdvantage, Inc. Zellers has experience as a Behavioral Specialist Consultant and Special Education Teacher, along with a history of working in various capacities within the educational system, including substitute teaching. Zellers' educational background encompasses a BCBA LBS in Behavioral Sciences and a Master's in Education, Special Education, complementing a strong foundation in history and secondary education.