About the Author

John Poulin, PhD, MSW, is a professor emeritus and adjunct professor at Widener University's Center for Social Work Education in Chester, Pennsylvania, currently teaching the foundation field seminar in Widener's online MSW program. In 2016, he retired from Widener University, where he taught generalist practice, research, and policy courses for 32 years.

Selina Matis, PhD, LCSW, LICSW, is a lifelong resident of Southwestern Pennsylvania. She received her doctoral degree in social work from Widener University. Additionally, she has a MSW (Master of Social Work), BS in Elementary Education and a MS in School Psychology all from California University of Pennsylvania. Dr. Matis is a full-time Practice Education Associate Faculty member at Capella University in the MSW Program. Clinically, she has worked primarily in the mental health arena supporting children and their families in a variety of settings. She has specialized in treating trauma across the lifespan. She currently runs a private practice providing counseling, consultation, and supervision services.

Heather Witt, PhD, LMSW, MEd, is a licensed social worker and assistant professor of Social Work at Boise State University. She received her PhD and MSW from Widener University in Chester, Pennsylvania. As a clinical social worker, she worked with children, adolescents, adults, and older adults providing individual, group, family, and relationship therapy.