Charles KsirCharles Ksir received his bachelor's degree in Psychology from the University of Texas at Austin and his Ph.D. from Indiana University in Bloomington. Following his postdoctoral training in Neurobiology at the Worcester Foundation in Massachusetts, h began a 34-year career in teaching and research at the University of Wyoming, where he also served in a variety of administrative positions. Now a professor emeritus, he focuses his efforts on teaching and textbook writing. He has taught the psychology course Drugs and Behaviour to more than three thousand students since 1972 and has received several teaching awards. Read More Read Less