Robert Keohane is an influential American political scientist known for his work in international relations. He is best recognized for his contributions to the theory of neoliberal institutionalism, which emphasizes the role of international institutions in fostering cooperation among states. Keohane's ideas have shaped the understanding of how countries interact in a globalized world. Keohane co-authored the seminal book Power and Interdependence with Joseph Nye, which explores the complexities of international politics beyond traditional power dynamics. His research has significantly impacted the fields of international relations and political theory, making him a key figure in contemporary political thought.