PSYC 431I Lecture Notes - Lecture 5: Eyewitness Testimony, Eyewitness Memory, Positive Feedback
24 Feb 2016
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Verbal overshadowing - phenomenon that can occur when one verbally describes a perceptual experience (face, color, wine). The act of verbalizing this essentially non-verbal stimulus (such as the appearance of a face) impairs future recognition of the stimulus. We take them in as a whole, rather than feature by feature. Afterward attempt to recognize tis face among a photographic lineup among. Originally studied through an eyewitness memory experimental paradigm. o o o. Manipulations - after viewing the video, half of the participants spent 5 min similar fillers writing a description of the robber, while the other half of participants performed an unrelated control task. Results - participants who verbalized the face were statistically significantly less o likely to correctly identified the target face in the lineup. Verbalization most strongly impairs recognition when the verbalization instructions induce detailed and elaborate descriptions. Why poorer recognition after providing a description of a face? o o o o.
