Determinism: The belief that all events, including human choices and actions, are determined by prior events and conditions, leaving no room for free will.
Compatibilism: The view that free will and determinism are compatible, and that an individual can have free will even if their actions are causally determined by prior events.
Libertarianism: The philosophical position that free will is real and that some events, including human choices, are not fully determined by prior events.