About the Author

Maura E. O’Keefe, LCSW, PhD

California State University


Maura E. O’Keefe, LCSW, PhD, is a professor at California State University, Sacramento. Prior to this time she taught at the USC, School of Social Work, now known as USC Suzanne Dworak-Peck School of Social Work.  She has been a licensed clinical practitioner for more than 40 years and has worked with diverse populations in various settings (both urban and rural) and capacities, including community mental health, medical, psychiatric, trauma and substance abuse facilities as well as in foster care and adoption services.  

Dr. O’Keefe has published numerous articles on family violence, child maltreatment and neglect, dating violence, battered women and their children, posttraumatic stress disorders, and women with co-occurring disorder. Additionally, she has conducted research evaluating the effectiveness of treatment programs on ameliorating some these problems. She has lectured on these topics at universities around the world.

Dr. O’Keefe met Dr. Karls while at USC and collaborated with him in making the PIE system more accessible to students. In 2004, Dr. O’Keefe joined Dr. Karls on the creation of the 2nd edition of the PIE Manual.

Karls, J. & O'Keefe, M. (2008).  PIE Manual: Person-in-environment system: The PIE classification system for social functioning problems. NASW Press. 
It is the author’s hope to further the work of Dr. Karls and his lifelong dedication to the Person in Environment Classification (PIE) System.