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 licensed clinical social
worker and Assistant Professor at Capella University. 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
PennWest University (formerly California University of
Pennsylvania). 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,
Associate Professor of Social Work, and BSW Coordinator 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.
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