Craig Winston LeCroy, Ph.D. is a professor of social work at Arizona State University in the Tucson Component, and has been teaching social work practice for 25 years. He has been published widely in the area of children′s mental health, prevention, social skills training, adolescent treatment, and program evaluation. He is a well-known textbook author, and has co-authored one of the leading HBSE texts—Human Behavior in the Social Environment, Fourth Edition, published by Cengage. He has written nine other books and over 100 journal articles and book chapters.