Social and Behavioral Sciences Commons^™

The Use Of Covert Reinforcement In The Modification Of External Locus Of Control, Vincent Rose

Master's Theses

An analogue study was conducted to test the clinical efficacy of covert reinforcement (Cautela, 1970) and to assess the role of behavioral .rehearsal in covert reinforcement. A secondary purpose was to determine the effects of image clarity, subject anxiety level and rate of extra session imagery on the therapeutic effect of covert reinforcement. Forty introductory psychology students who scored above 8 on Rotter's (1966) I-E scale were seen for four, fifteen minute sessions over a two week period. Subjects were divided into five groups: a covert reinforcement group, an overt reinforcement group, a behavioral rehearsal group, an activity control group …