"Anarchy, State, and Utopia" is a philosophical work by Robert Nozick, published in 1974. It presents a libertarian perspective on political philosophy, arguing against the idea of a redistributive state. Nozick explores the nature of justice, individual rights, and the legitimacy of government, proposing that a minimal state is the most just form of governance. The book is structured as a response to John Rawls's theory of justice, particularly his concept of a distributive state. Nozick uses thought experiments, such as the "experience machine," to illustrate his points about personal autonomy and the importance of a free society.