Contents Introduction Part I 1. Dealing with Development. Four Domains of Adolescent Growth 2. Dynamic Functional Interaction (DFI). A Revisionist and Sequential Model of Adolescent Development and Behavior3. Adolescents Who Are Minorities 4. Adolescents Who Are Gay 5. Parenting Adolescents Part II 6. Defining and Detecting Defensive Glitches 7. Understanding Specific Defensive Glitches Part III 8. Getting to Know the Adolescent: An Introduction to PAR Protocols 9. Phase I: Basic Questions, Basic and Circumstance-Specific Auxiliary Protocols 10. Phase I Continued: Supplementary Protocols for Further Exploration 11. Phase II: Defensive Glitch Protocols Part IV 12. Working Together: Peer-Arena Lens (PAL) Group Therapy 13. PAL Group Therapy in Action: Two Case Studies 14. PAL and the Professional: The Story of Desperate Davey