Glen Dunlap, Ph.D., has been involved with individuals with disabilities for more than 45 years and has served as a teacher, administrator, researcher, and university faculty member. He has directed numerous research and training projects and has been awarded dozens of federal and state grants to pursue this work. He has authored more than 250 articles and book chapters, co�-edited numerous books, and served on 15 editorial boards. He was one of the founders of the Association for Positive Behavior Support, and served terms as treasurer and president of that organization. He is also the lead author on each of the books in the PTR series. Dr. Dunlap was a founding editor of the Journal of Positive Behavior Interventions and served for 10 years as the editor of Topics in Early Childhood Special Education. Dr. Dunlap lives in Reno, NV and is affiliated with the University of Nevada, Reno. Kelly Wilson, M.A., is a trainer, consultant, and researcher currently working with the Pyramid Model Consortium and Brookes-On-Location. Ms. Wilson provides training and consultation in Early Childhood Education programs that includes administrators and leaders, program directors, staff, teachers, and families to support implementation of Pyramid Model, all Prevent-Teach-Reinforce (PTR) products and systems change. Previously, Ms. Wilson worked for the University of Colorado Denver for 13 years as a research assistant. She spent 5 years working on PTR research by supporting staff, teachers, and families with children with severe and persistent challenging behavior. She also worked as a consultant for Learning Experiences: An Alternative Program for Preschoolers and Parents (LEAP) Outreach Project, providing consultation in early childhood to preschools and elementary schools serving children with autism and challenging behaviors. Ms. Wilson has been involved in almost every aspect of early childhood with an emphasis on challenging behaviors and inclusive education. She is the mother of four extraordinary children who all have Fragile X Syndrome and has gained experience with challenging behavior at a personal and professional level. Phillip Strain, Ph.D., is James C. Kennedy Endowed Chair in Urban Education at the Morgridge College of Education and Director of the Positive Early Learning Experiences Center at the University of Denver. Dr. Strain is the author of more than 300 professional papers that have focused on young children with autism, prevention of challenging behavior, and inclusion practices. In his 4 decades in the field, he has been a teacher, early intervention program administrator, and university professor. Dr. Strain� (TM)s research on challenging behavior and autism has received more than $80 million dollars in grant support, and this work has garnered multiple career achievement awards. Janice K. Lee, Ph.D., is a member of the research faculty at the University of Nevada, Reno, in the Nevada Center for Excellence in Disabilities. She leads Nevada� (TM)s Pyramid Model Partnership, promoting high fidelity Pyramid Model implementation and training for early care and education settings to support social and emotional competence. Her experience and interests include early childhood, challenging behavior, positive behavior support, social and emotional development, autism and developmental disabilities, and working with families. Her graduate degrees are in early childhood special education and she is a Board Certified Behavior Analyst (BCBA). She has worked with children, families, practitioners, and professionals at the local, state, and national level as a teacher, consultant, coach, trainer, and technical assistance provider for over 25 years.