Impact of descriptive versus evaluative constructive feedback on public speakers' performance self-efficacy.

John J. Donohue
The main study consisted of a randomized treatment comparison group design with pre- and posttest intervals. The purpose was to assess the differential impact of two different forms of constructive feedback---descriptive and evaluative---on participants' performance self-efficacy within a growth-oriented appraisal context. It was hypothesized that descriptive constructive feedback would lead to higher observed growth in performance self-efficacy. The results of the main study revealed that although all participants showed evidence of significant improvement from having...
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