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A
Acting against one's own better judgement — the phenomenon of doing what you know to be wrong or contrary to your own stated values.
— Philosophy dictionary
B
From the Greek meaning lack of self-control or weakness of will, contrasted with enkrateia, meaning self-mastery.
— Greek etymology
C
Central to Aristotle's Nicomachean Ethics, in which he examined how a person can know the right action and yet fail to perform it.
— Aristotle, NE Book VII
D
Plato argued akrasia was impossible — that if one truly knew the good, one would always choose it, and apparent weakness of will was actually a failure of knowledge.
— Plato, Protagoras
E
Modern behavioural economics uses akrasia as a technical term for time-inconsistent preferences, where short-term rewards override long-term goals.
— Behavioural economics