We also learned that Johnston worked at a college near Chicago. Officials from Harper College in Palatine, Ill. tell KWQC that he is/was a psychology professor there. "Professor Johnston is absent without approved leave. Following his. “It’s now quite clear that growth dysregulation is a key and important phenomenon in autism,” says Eric Courchesne, co-director of the Autism Center of Excellence at. Our 5th annual ranking of online colleges is…