Patricia Hillis-Clark, Psy.D.

Patricia Hillis-Clark, Psy.D., holds more than 25 years of experience in the child and adolescent behavioral healthcare field. She is a licensed psychologist in Pennsylvania and holds a Certification in Trauma-Focused Cognitive Behavior Therapy.

In 2010, Hillis-Clark was identified as a Diplomate by the Academy of Cognitive Therapy and also was recognized as a Fellow by the American Psychological Association – Division 12 Society of Clinical Psychology in 2023. 

Hillis-Clark specializes in working with highly-traumatized populations, including sexually exploited and trafficked youth. Dr. Hillis-Clark joined Devereux Pennsylvania in 2000 as a clinician at “Gateway,” which was located in Newtown Square, Pa. In 2018, she was named executive director of Devereux Pennsylvania Children’s Behavioral Health Services (CBHS) (now Devereux Pennsylvania Children’s Services) after serving nine years as CBHS’ clinical director. Before joining Devereux, she was a social worker at the Children’s Aid Society.

Hillis-Clark has earned the following degrees: a Bachelor of Arts in Psychology and a Bachelor of Arts in Sociology from Cabrini College; Master in Social Work from Temple University, and a Doctor in Clinical Psychology from Chestnut Hill College. She has completed the following certification programs: Financial Success for Nonprofits –Cornell University; Behavior Analysis – Florida Institute of Technology; and School Psychology – Eastern University.

Hillis-Clark has presented nationally on various topics, including sexually exploitation, trauma, and resilience. She has served as an adjunct teaching faculty at the graduate level. She is the chair of the American Psychological Association’s (APA) Division 12 Mentorship Sub-Committee. In addition, she has served as a past Division 12 reviewer for the APA’s Annual Convention Submissions for Presentation.