Institute of Clinical and Professional Training and Research

(800) 338-3738

Devereux National

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Our Internship Faculty

Devereux’s Professional Psychology Internship Training Program has a highly qualified and experienced training faculty, all of whom thoroughly enjoy the training mission.

Philip “Jason” Winter, Ph.D.

Clinical Director
Pennsylvania - Adult Services

Phone: (610) 296-6844

139 Leopard Rd
Berwyn, PA 19382



Dr. Jason Winter is a licensed psychologist and certified school psychologist in Pennsylvania. He serves as clinical director at Devereux’s Pennsylvania Adult Services. In this role, Dr. Winter leads the clinical team in developing, delivering and supporting evidence-based programs and services that align with best practices.

Credentials and Certificates

  • Licensed psychologist in Pennsylvania
  • Certified School Psychologist in Pennsylvania
  • Certified Positive Action Trainer

Academic and Clinical Areas of Expertise

  • Positive Behavioral Interventions and Supports in alternative settings
  • Multi-systemic interventions for individuals with emotional and behavioral challenges
  • Indirect services for clinical improvements

Professional Experience

  • 2021 - present: Devereux Pennsylvania - Adult Services - Clinical Director
  • 2019 - 2021: Elwyn - Director of Clinical Services, PBIS and Training
  • 2006 - 2019: Elwyn - Director of Clinical Services
  • 2002 - 2006: Elwyn - Director of Mental Health Services
  • 1997 - 2002: Elwyn - Clinical Coordinator/Supervising Psychologist
  • 1994 - 1997: Devereux Pennsylvania Children’s Behavioral Health Services - Primary Therapist


  • University of Texas at Austin - Ph.D. in School Psychology
  • University of Texas at Austin - M.A. in School Psychology
  • Sam Houston State University - B.S. in Psychology