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One of the three behavioral systems proposed by Gray’s Reinforcement Sensitivity Theory. It determines how sensitive a person is to rewards, differentiating between people who are very keen to act, often without considering all the consequences, in order to try to obtain a desired reward, and those who are not prone to rash actions.
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The Center for Nutritional Psychology
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CNP Encyclopedia Editorial Board
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The Center for Nutritional Psychology. (2025). Behavioral Activation System (BAS). In Encyclopedia of Nutritional Psychology. The Center for Nutritional Psychology.
https://www.nutritional-psychology.org/encyclopedia/behavioral-activation-system-bas-2/
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