Derek Parfit

Reasons and Persons

Parfit's inquiry into rationality, morality, and personal identity, arguing identity is less important than we think

About the author

Derek Parfit
Derek Parfit

British moral philosopher whose Reasons and Persons is the most important work of analytic moral philosophy since Rawls. His discussion of personal identity, population ethics, and the repugnant conclusion transformed debate in ethics. On What Matters, published near his death, attempts to unify three moral theories.

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