reversal shift

in discriminations involving two alternatives, a reversal of contingencies. For example, in initial training, a white stimulus might be designated as correct and black as incorrect. A reversal shift would mean that, in a later phase of the training, black becomes correct and white incorrect. Compare nonreversal shift.

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Psychology term of the day

February 23rd 2025

pseudomemory

n. a fake memory, such as a spurious recollection of events that never took place, as opposed to a memory that is merely inaccurate. Pseudomemory is a cause of particular concern when using hypnosis to help eyewitnesses retrieve memories (see hypermnesia). It was formerly called pseudomnesia. See also confabulation; false memory; recovered memory.