Dr. Tim Lewis has been involved in special education for 35 years. He has taught students with emotional and behavioral disorders in high school, elementary, and self-contained psychiatric settings. At present, Dr. Lewis is a Curators’ Distinguished Professor of Special Education at the University of Missouri. He is also past Co-Editor of the journal Behavioral Disorders, Associate Editor of the Journal of Positive Behavioral Interventions, and a member of 13 editorial boards.