What disorder exhibits preemptive aggression towards perceived threats?

The correct answer is Paranoid Personality Disorder because individuals with this condition often interpret the actions of others as malicious or threatening, leading to heightened vigilance and distrust. This state of mind can result in preemptive aggression; they may act aggressively towards perceived threats before those threats manifest. This behavior arises from a pervasive pattern of suspicion and a belief that others have ulterior motives, significantly affecting interpersonal relationships and responses to social situations.

In contrast, the other disorders listed do not primarily focus on the perception of external threats in the same way. Histrionic Personality Disorder is characterized by excessive emotionality and attention-seeking behaviors. Antisocial Personality Disorder involves a disregard for others and a lack of empathy, which can lead to aggression, but not specifically to preemptive aggression driven by perceived threats. Schizotypal Personality Disorder features social anxiety and eccentric behavior, but the aggressiveness seen in Paranoid Personality Disorder is not a defining characteristic. Thus, preemptive aggression towards perceived threats is most accurately associated with Paranoid Personality Disorder.