Final answer:
The author of Anarchy, State and Utopia is often considered one of the pioneers of libertarianism, a political and philosophical movement that emphasizes individual freedom and limited government intervention.
Step-by-step explanation:
The author of Anarchy, State and Utopia is often considered one of the pioneers of the political and philosophical movement known as libertarianism. Libertarianism is a theory that emphasizes individual freedom, limited government intervention, and the protection of private property rights. Robert Nozick, the author of the book, argues for a minimal state that mainly focuses on protecting individual rights and enforcing contracts.