Echo: Personal page that presents the basics of NPD, BPD, and co-dependency. Includes story of how narcissism affected the author's life.
eMedicine: Personality Disorders: Features an introduction, clinical aspects, differentials, workup, treatment, and medications.
Frequently Asked Questions About Personality Disorders: Articles about the traits, diagnoses, and treatments of the various types.
Institute for Advanced Studies in Personology & Psychopathology: Dr. Theodore Millon's theory and psychological assessments, focused mainly on personality disorders.
International Society for the Study of Personality Disorders (ISSPD): Supports scholarship, clinical experience, international collaboration and communication of research including diagnosis, course, and treatment.
Merck Manual: Personality Disorders: Discusses traits or patterns of thinking, perceiving, reacting, and relating.
Monitor on Psychology: Personality Disorders: Special issue that features a number of articles including treatment for the untreatable, tips for approaching insurance case managers, and Axis II gets short shrift.
NPA Personality Theory: Personality disorders based on genetic traits (Mendelian) of narcissism, perfectionism, schizophrenia, autism and aggression.
Online Screening for Personality Disorders: A 20-question online test for personality disorders by Benjamin J. Sadock, M.D. and Waguih William IsHak, M.D. from the New York University School of Medicine, 1995.
Open Site: Personality Disorders: Clinical data, diagnostic criteria, and overview of current research.
Personality Disorders: Contains the basics, questions, answers, and provides book reviews.
Personality Disorders: Contains a blog of articles and a discussion area.
Personality Disorders: Find professional and patient information regarding recent trends in treatment.
Personality Disorders - The Dark Side of Personality: Diagnostic criteria, links, and resources, with mnemonics for the attributes of specific types.
Personality Disorders Community: Expert information, support groups, chat transcripts, journals, tests, events, and recommended reading.
Personality Disorders Foundation Materials: Presents articles, research, bibliographies, treatment options, advice, and resources.
Personality Disorders Jamboree: Covers the characteristics, official diagnostic criteria, prevalence, descriptions, treatment, and prognosis of various types.
PTypes - Personality Disorders: Presents diverse perspectives on the concept of personality disorders.
Yahoo Health - Personality Disorders: Contains detail on the varied types, traits, temperaments, things to consider, self tests, and related resources.