| | Mental Health | Schizophrenia
Conscience: Psychopathy, Sociopathy, and Narcissism - Understanding the Differences
Lack of conscience (impaired empathy, remorse, guilt) occurs across several personality constructs, but they are distinct.
Psychopathy (PCL-R Construct)
- Core: Callous/unemotional traits, manipulativeness, superficial charm, impulsivity, antisocial behavior.
- Neurobiology: Amygdala/ventromedial PFC dysfunction → fear deficit, impaired moral reasoning.
- Conscience: Profoundly absent; instrumental aggression.
Sociopathy (Colloquial/ASPD)
- DSM-5 Antisocial Personality Disorder: Pervasive disregard for others' rights since age 15 (conduct disorder before 15).
- Etiology: More environmental (trauma, neglect) vs. psychopathy's strong genetic/neurobiological loading.
- Conscience: Weak/absent; may have some attachment to in-group.
Narcissistic Personality Disorder (NPD)
- Core: Grandiosity, need for admiration, lack of empathy, entitlement, fragility.
- Conscience: Not universally absent. Can feel guilt/shame but rationalize, project, or suppress. Empathy deficit is often selective (impaired cognitive empathy, intact affective empathy in some).
- Malignant Narcissism: NPD + antisocial + paranoid + sadistic — closest to psychopathy.
Key Distinctions
| Feature | Psychopathy | Sociopathy (ASPD) | NPD |
|---|---|---|---|
| Empathy | Absent (affective & cognitive) | Reduced | Impaired cognitive; variable affective |
| Remorse/Guilt | Absent | Minimal | Possible but defended against |
| Motivation | Instrumental (gain, power) | Impulsive, reactive | Validation, superiority |
| Relationships | Predatory, parasitic | Unstable, exploitative | Idealize/devalue, enmeshment |