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Related Concept Videos

Dissociative Identity Disorder01:30

Dissociative Identity Disorder

1.0K
Dissociative Identity Disorder (DID), previously termed multiple personality disorder, is a complex psychological condition characterized by the presence of two or more distinct identities or personality states. Each identity exhibits unique patterns of behavior, voice, and mannerisms and may possess separate memories and emotional responses. The alternating control between identities can result in memory gaps and challenges in recalling daily activities, often exacerbating the individual's...
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Dissociative Disorders01:27

Dissociative Disorders

638
Dissociative disorders represent complex psychological conditions characterized by disruptions in consciousness, memory, identity, or perception. These disruptions cause individuals to experience a disconnection from their thoughts, emotions, and memories. The phenomenon is not merely an occasional lapse in attention but a profound alteration in mental functioning that can severely impact daily life.
Dissociative Fugue
A hallmark feature of dissociative disorders is the dissociative fugue...
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Trigonometric Identities II01:28

Trigonometric Identities II

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Double-angle and half-angle trigonometric identities are derived from the fundamental sum and difference formulas and serve as essential tools for simplifying expressions, solving equations, and evaluating integrals. These identities reduce the complexity of trigonometric functions by relating functions of a multiple or fractional angle to functions of a single angle. Their applications extend across mathematics, physics, and engineering, particularly in Fourier analysis, wave mechanics, and...
435
Personal Identity01:25

Personal Identity

475
Personal identity is the deeply felt sense of self that individuals cultivate over time, intricately woven from intrinsic qualities they consider essential to their existence—qualities such as morality, intelligence, and friendliness. These attributes serve as vital internal benchmarks, guiding individuals in evaluating whether their actions resonate with their true selves.When personal identity takes center stage in one's life, individuals often emphasize their distinctiveness,...
475
Social Identity01:29

Social Identity

364
Social identity constitutes a significant aspect of an individual’s self-concept, shaped by membership in various social groups, including gender, nationality, ethnicity, sexual orientation, and political affiliation. Individuals associate specific traits with particular social groups, leading to internalization of these traits. For example, musicians are often perceived as creative, while women are frequently associated with nurturing tendencies. Once individuals identify with a...
364
Trigonometric Identities I01:27

Trigonometric Identities I

254
Trigonometric identities are equations that relate trigonometric functions and hold for all angles within their domains. A fundamental identity among these is the Pythagorean identity, which arises directly from the geometry of the unit circle. For any angle θ, a point on the unit circle has coordinates (cos⁡ θ, sin ⁡θ), and since the radius of the circle is one, the Pythagorean Theorem gives:This identity serves as the basis for deriving additional identities.
254

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Related Experiment Video

Updated: Feb 15, 2026

Use of a Psychophysiological Script-driven Imagery Experiment to Study Trauma-related Dissociation in Borderline Personality Disorder
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Use of a Psychophysiological Script-driven Imagery Experiment to Study Trauma-related Dissociation in Borderline Personality Disorder

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Autonoesis and dissociative identity disorder.

John Morton1

  • 1Institute of Cognitive Neuroscience,University College,London WC1N 3AR,England.j.morton@ucl.ac.ukhttps://johnmorton.co.uk/.

The Behavioral and Brain Sciences
|January 23, 2018
PubMed
Summary

Dissociative identity disorder involves distinct personality states (alters). Memory recall can vary significantly between alters, impacting theories of memory representation.

Area of Science:

  • Psychology
  • Neuroscience
  • Cognitive Science

Background:

  • Dissociative identity disorder (DID) is characterized by multiple distinct personality states, known as alters.
  • Individuals with DID exhibit unique memory processing, where events may be experienced differently by each alter.

Purpose of the Study:

  • To examine the implications of differential memory states in dissociative identity disorder for representational theories of memory.
  • To present findings on memory accessibility and autonoetic status across alters for theoretical consideration.

Main Methods:

  • The study discusses the phenomenon of memory representation in dissociative identity disorder.
  • It analyzes how episodic and autonoetic memory status varies between different alters of the same individual.

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Determination of Immune Cell Identity and Purity Using Epigenetic-Based Quantitative PCR

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Related Experiment Videos

Last Updated: Feb 15, 2026

Use of a Psychophysiological Script-driven Imagery Experiment to Study Trauma-related Dissociation in Borderline Personality Disorder
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Main Results:

  • Memory of an event can possess full episodic, autonoetic status for one alter.
  • For another alter, the same memory may exist only as knowledge or be entirely inaccessible.
  • This dissociation in memory recall challenges purely representational memory theories.

Conclusions:

  • The variability of memory representation across alters in dissociative identity disorder presents significant challenges for existing memory theories.
  • Findings suggest a need for representational theories to account for the fragmented and alter-specific nature of memory in DID.