Dr. Donald N. Cardinal is Professor of Education in the Attallah College of Educational Studies at Chapman University, Orange, CA, where he has worked since 1987. Previously, Dr. Cardinal served as dean of the College of Educational Studies from 2002-2015. Don currently is director of the Thompson Policy Institute on Disability and Autism. He also serves as chairperson of the advisory board for the Center for Autism and Neurodevelopmental Disorders, part of the School of Medicine at the University of California, Irvine, California. Before entering academia, pursuing the goal of a more inclusive society, Don worked alongside the most marginalized student populations in our society, frequently holding the labels of severe emotional disturbance, severe and profound mental retardation, autism, and severe behavior disorders. Above all, Don holds in highest regard the complex and interchanging relationship between student and teacher, centered on the presumption of competence. Don has authored and co-authored numerous articles, books, and book chapters in a variety of areas including evaluation, measurement of quality, teaching methods in special education, and collaboration.