In this work, Ruth W. Grant presents a new approach to John Locke's familiar works. Taking the unusual step of relating Locke's "Two Treatises" to his "Essay Concerning Human Understanding, " Grant establishes the unity and coherence of Locke's political arguments. She analyzes the "Two Treatises" as a systematic demonstration of liberal principles of right and power and grounds it in the epistemology set forth in the "Essay.