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PSYC FPX 2900 Assessment 2 Features of Cluster B Personality Disorders


Capella University

PSYC FPX 2900 Introduction to Psychology of Personality

Prof. Name


Features of Cluster B Personality Disorders

Cluster B personality disorders encompass a range of conditions, each characterized by distinct behavioral patterns. Among these disorders, Antisocial Personality Disorder (ASPD) stands out prominently. Individuals with ASPD exhibit reckless and often harmful behaviors towards themselves and others (, 2022). For instance, the fictional character Joker from Batman serves as a vivid portrayal, displaying a lack of empathy and engaging in aggressive and unpredictable actions, often accompanied by laughter during criminal activities. Borderline Personality Disorder (BPD) is another significant disorder within this cluster, marked by intense emotional instability, fear of abandonment, and impulsive behavior (, 2022). This can lead to interpretations of minor changes in relationships as signs of rejection, contributing to self-destructive behaviors and suicidal ideation.

Histrionic Personality Disorder (HPD) is characterized by attention-seeking behavior and shallow emotions (Kopf & Herron, 2021). Individuals diagnosed with HPD often seek validation through constant boasting about their achievements and intellect, showcasing a sense of self-importance. Narcissistic Personality Disorder (NPD) is distinguished by a pervasive pattern of grandiosity, a constant need for admiration, and a lack of empathy (Pedersen & Ditzell, 2021). Individuals with NPD typically exhibit arrogant and entitled behaviors, disregarding the feelings and needs of others.

Personality Disorders: Treatment Challenges

Treating Cluster B personality disorders presents various challenges. Individuals with ASPD may exhibit hostility and defiance towards therapists due to their aggressive tendencies (Zimmerman, 2021). In the case of BPD, treatment adherence can be a significant obstacle, leading to persistent issues (, 2022). Those with HPD may refuse help unless their disorder directly impacts their relationships (Wint & Legg, 2017). Similarly, individuals with NPD may reject treatment, believing they are faultless and prioritizing their inflated sense of self-worth (Kacel, Ennis, & Pereira, 2017).

Personality Disorders: Etiology

The development of Cluster B personality disorders can be attributed to various factors. ASPD may arise from a combination of childhood trauma, environmental influences, and genetic predispositions (, 2022). Similarly, BPD development is linked to genetic and environmental factors, such as childhood abuse (, 2022). HPD may have roots in genetic predispositions or environmental influences (Kopf & Herron, 2021). Likewise, NPD can develop due to a combination of genetic factors and environmental triggers (Pedersen & Ditzell, 2021).

Personality Disorders: Treatment Approaches

Treatment strategies for Cluster B personality disorders encompass a range of therapeutic modalities. ASPD treatment may involve Cognitive Behavioral Therapy (CBT), Contingency Management (CM), and pharmacotherapy (Brazil et al., 2018). BPD treatment commonly incorporates Dialectical Behavior Therapy (DBT) and CBT, with DBT being particularly effective (National Institute of Mental Health, 2022). Psychotherapy has shown efficacy in addressing both HPD and NPD (Kopf & Herron, 2021; Kacel et al., 2017).


Antisocial personality disorder. Antisocial Personality Disorder | (2022). Retrieved from

Borderline personality disorder. Borderline Personality Disorder | (2022). Retrieved from

Borderline personality disorder. U.S. Department of Health and Human Services. (2022). National Institute of Mental Health. Retrieved from

PSYC FPX 2900 Assessment 2 Features of Cluster B Personality Disorders

Brazil, I. A., van Dongen, J. D. M., Maes, J. H. R., Mars, R. B., & Baskin-Sommers, A. R. (2018). Classification and treatment of antisocial individuals: From behavior to biocognition. Neuroscience & Biobehavioral Reviews, 91, 259–277.

Kacel, E. L., Ennis, N., & Pereira, D. B. (2017). Narcissistic personality disorder in Clinical Health Psychology Practice: Case studies of comorbid psychological distress and life-limiting illness. Behavioral Medicine, 43(3), 156–164.

Kopf, J., & Herron, K. (2021, April 16). Histrionic personality disorder treatment. The Recovery Village Drug and Alcohol Rehab. Retrieved from

Pedersen, T., & Ditzell, J. (2021, March 29). What causes narcissistic personality disorder? Psych Central. Retrieved from

Raypole, C. (2019). What is cognitive behavioral therapy? Healthline. Retrieved from

Wint, C., & Legg, T. (2017, August 4). Histrionic personality disorder: Symptoms, causes, and more. Healthline. Retrieved from

PSYC FPX 2900 Assessment 2 Features of Cluster B Personality Disorders

Zimmerman, M. (2021, April 18). Antisocial personality disorder (ASPD) – psychiatric disorders. Merck Manuals Professional Edition. Retrieved from

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