KEY FEATURES: A student-friendly writing style makes the content more approachable for readers to retain. Personal stories from fellows of the Association of Psychological Science (APS) convey to readers that even the most distinguished experts make mistakes that can be avoided through examination. Critical thinking questions give students the opportunity to reflect on preceding essays. Stories from all areas of psychology appeal to learners beyond subfields of psychology.

Finding Implicit Memory in Posthypnotic Amnesia

Finding Implicit Memory in Posthypnotic Amnesia

John F. Kihlstrom

Following appropriate suggestions and the termination of hypnosis, some subjects are unable to remember the things they did or experienced while they were hypnotized—a phenomenon called posthypnotic amnesia (PHA). After the administration of a prearranged reversibility cue, the memories come back into awareness, marking this amnesia as a disruption of memory retrieval, rather than encoding or storage.

I wanted to see how PHA affected different aspects of memory (Kihlstrom, 1980). Cognitive psychologists distinguish between declarative and procedural memory, and between two forms of declarative memory, episodic and semantic. Because PHA affects memory for experiences, it should impair episodic memory but leave semantic memory intact. An earlier experiment by John Williamsen had ...

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