EXPECTANCY EFFECT By N., Sam M.S. - 71 The effect of a person's expectations about another person's behaviour on the behaviour of the person. See experimenter expectancy effect. EXPECTANCY EFFECT: "The expectancy effect looks at expected behaviour by a person." Related Psychology Terms ROSENTHAL EFFECT EXPERIMENTER EFFECT LEARNING TECHNIQUES NEWBORN INFANT (Neonate) EXPECTANCY CONTROL DESIGN ASSERTION-STRUCTURED THERAPY ESTHETICS CLINICAL PSYCHOLOGY SELF-FULFILLING PROPHECY LEGAL PSYCHIATRY (Forensic Psychiatry) Cite this page: N., Sam M.S., "EXPECTANCY EFFECT," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/expectancy-effect/ (accessed August 19, 2022).