The speaker explains that exposure to narcissists triggers an “uncanny valley” reaction—an immediate, bodily sense of discomfort—detectable within seconds, due to distinctive postures, gaze, speech patterns, and emotional volatility. Narcissists present a fragmented, grandiose self through pronoun-heavy speech, confabulation, superficial charm, age-inappropriate behaviors, and failures of mentalization, creating a manipulative shared-fantasy that destabilizes others. The resulting experience is disorienting and terrifying because narcissists simulate presence without a continuous self, leaving interlocutors feeling isolated and profoundly uneasy. Narcissist’s Discordant Notes: Why Uncanny Valley Reaction (Conference Presentation)