Introduction Radical Openness and Disorders of Overcontrol A Neurobiosocial Theory for Disorders of Overcontrol Assessment Strategies Overview of Therapy Assumptions, Structure, and Targets Maximizing Client Engagement Social Signaling Matters: Micromimicry, Mirror Neurons, and Social Connectedness Radical Openness and Self-Enquiry: Personal Practice, Therapeutic Modeling, Supervision, and Team Consultation The Therapeutic Alliance, Alliance Ruptures, and Repairs Treatment Targeting and Intevention: Prioritizing Social Signaling Dialectical and Behavioral Strategies Final Remarks, Practical Questions, and Treatment Adherence