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marker

n.

1. a detectable sign, as in a genetic marker or clinical marker.

2. any variation in a process or characteristic that is associated with a condition, event, or other object of interest. For example, enlarged perivascular spaces are a promising neuroimaging marker of small vessel disease. See biochemical marker; biological marker.

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Psychology term of the day

November 21st 2024

self-evaluation maintenance model

self-evaluation maintenance model

a conceptual analysis, related to social comparison theory, in which an individual is assumed to maintain a positive self-evaluation by (a) associating with high-achieving individuals who excel in areas with low relevance to his or her sense of self-worth and (b) avoiding association with high-achieving individuals who excel in areas that are personally important to him or her. [developed by U.S. social psychologists Abraham Tesser (1941–  ), Jennifer D. Campbell (1944–  ), and their colleagues]