ICD-11 Personality Disorders

Bo Bach, PhD, DMSc, is clinical professor at Copenhagen University Hospital in Slagelse, where he works as clinician and director of the Center for Personality Disorder Research. Bach was granted the 2021 Theodore Millon Award by the American Psychological Association for his mid-career contribution to the assessment of personality disorders. He is co-author of the Diagnostic Interview for Personality Pathology in ICD-11 (DIPP-11) and the Personality Disorder Severity for ICD-11 (PDS-ICD-11) scale. He served as a consultant for WHO on the development of the ICD-11 classification of personality disorders and associated field trials. He is a former board member of the European Society for the Study of Personality Disorders (ESSPD) and serves on the editorial board for Personality Disorders: Theory, Research, and Treatment and Journal of Personality Assessment. Bach is an internationally certified trainer and supervisor in schema therapy. Sebastian Simonsen, PhD, is scientific director and clinical practitioner at Stolpegaard Psychotherapy Centre, Mental Health Services in Copenhagen. He is also an affiliated associate professor at the University of Copenhagen. As a scientist-practitioner, Simonsen is Specialized in personality disorders with a particular focus on clinical management, treatment planning, psychotherapy, psychopathology, mentalization, social cognition, and interpersonal avoidance. He was part of the work group behind the Danish national guidelines for borderline personality disorder and has published a review paper on European guidelines. Internationally, he has contributed to the dissemination of new dimensional models of personality disorders as well as mentalization-based therapy (MBT). He is also a former board member of the European Society for the Study of Personality Disorders (ESSPD) and serves on the editorial board for Journal of Clinical Psychology. Simonsen is an internationally certified trainer and supervisor in MBT.

Foreword
Chapter 1. Background
The Purpose of This Book
Brief Introduction to ICD-11 Personality Disorder
The Creation of a New Classification
Leaving the Traditional Categories
Focus on Clinical Utility
Chapter 2. General Diagnostic Practice
Crash Course in the Clinical Use of Personality Functioning and
Trait Domains
General Diagnostic Requirements
Differential Diagnosis
Manifestations and Development From Childhood to Old Age
Personality Disorder and Other Co-Occurring Mental
Disorders
Dimensions Are Coded as Categories
Chapter 3. Clinical Understanding of Personality Functioning
Capacities of the Self
Interpersonal Capacities
Emotional Manifestations
Cognitive Manifestations
Behavioural Manifestations
Psychosocial Impairment and Distress
Chapter 4. Severity Classification
Personality Difficulty
Mild Personality Disorder
Moderate Personality Disorder
Severe Personality Disorder
Chapter 5. Trait Domains
Negative Affectivity
Detachment
Dissociality
Disinhibition
Anankastia
Borderline Pattern Specifier
Chapter 6. Clinical Decision-Making and Treatment
Severity and Clinical Decisions
The Importance of Trait Domains for Treatment
Clinical Interpretation of Combined Trait Domains
Appendix A: Assessment
Severity Assessment
Assessment of Trait Domains
Appendix B: Translation From Traditional ICD-10 Types
Severity and Traditional Types
Trait Domains and Traditional Types
Avoidant Personality Disorder
Narcissistic Personality Disorder