Introduction: Personality Functioning in a Historical Context, Christopher J. Hopwood & Amanda A. Uliaszek I. Theoretical Perspectives in Personality Functioning 1. Personality Functioning as One Thing: A Psychoanalytic Self-Other Perspective, Donna Bender 2. How Does Personality Lead to Psychopathology?: Personality Functioning as Risk for Cybernetic Dysfunction, Colin G. DeYoung 3. Personality Functioning through the Lens of Contemporary Integrative Interpersonal Theory, Aaron L. Pincus & Parandis Pourdehghan 4. A Developmental Perspective on Personality Functioning, Carla Sharp 5. Narrative Identity and Personality Functioning: Storying What It Means to Be a Person, Majse Lind & Kennedy M. Balzen II. Personality Functioning Models of Psychopathology 6. The Computational Architecture of Personality Functioning, Orestis Zavlis, Michael Moutoussis, Tobias Nolte, Patrick Luyten, Peter Fonagy, & Giles Story 7. Incremental Validity of Personality Functioning and Personality Traits: Current Insights and Future Directions, Lennart Kiel & Johannes Zimmerman 8. Personality Dysfunction: Conceptual and Measurement Issues in Diagnosing Personality Pathology, Lee Anna Clark & Carla Sharp 9. HiTOP and Personality Functioning, Isabella Manuel & Holly F. Levin-Aspenson III. Research Methods 10. The Who, What, Why, and How of Personality Functioning Measurement, Amanda A. Uliaszek 11. The Dynamics of Personality Dysfunction across Levels of Time, Michael J. Roche & Audrey L. Stephenson 12. Integrating Dimensional Neurobiology and Personality Psychopathology Frameworks to Understand Personality Functioning and Impairment, Anthony C. Ruocco, Michael Carnovale, & Giuseppe Guerriero IV. Therapeutic Approaches to Personality Functioning 13. Understanding and Treating Personality Functioning in Cognitive-Behavioral Therapy, Shannon Sauer-Zavala, Sarah Cecil, & Caden Maynard 14. Personality Dysfunction in Dialectical Behavior Therapy, Mathew W. Southward, Madeline L. Kushner, Hannah Croom, & Martina Fruhbauerova 15. Using Contemporary Integrative Interpersonal Theory to Understand and Treat Personality Dysfunction, Nicole M. Cain V. Diversity, Equity, and Inclusion in Personality Functioning 16. Cross-Cultural Conceptualization of Personality Functioning, Adam P. Natoli, Caroline F. Carmody, Apryl A. Alexander, Giselle A. Hass, & Suzanne G. Pitama 17. Personality Dysfunction, Stigma, and Diverse Identities, Sarah R. Masland & Laura Furtado Fernandes Conclusion: What We Know, What We Think We Know, and What We Want to Know about Personality Functioning, Amanda A. Uliaszek & Christopher J. Hopwood Index