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Definition and context
The theory was proposed by Icek Ajzen in 1985. The main idea of this theory is that behaviors are the consequences of intentions. People are able to develop intentions, plan their behavior, and act upon those plans.
Author and reviewer
Editorial responsibility
Written by
Lyanna Tran
Reviewed by
CNP Encyclopedia Editorial Board
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How to cite this entry
Lyanna Tran. (2025). Theory of Planned Behavior. In Encyclopedia of Nutritional Psychology. The Center for Nutritional Psychology.
https://www.nutritional-psychology.org/encyclopedia/theory-of-planned-behavior/
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