Robert J. Lieber

About the Author

Robert J. Lieber is a distinguished scholar of international relations and American foreign policy, with a career spanning decades at leading academic institutions. A professor emeritus at Georgetown University, he has authored numerous influential books and articles exploring the complexities of global power dynamics, U.S. strategic decisions, and the challenges of maintaining world order in an era of shifting alliances and rising uncertainties. Lieber's work draws on deep historical insight and rigorous analysis to illuminate how American retreats from international commitments have reshaped geopolitical landscapes, offering critical perspectives for policymakers, students, and engaged citizens alike. His contributions continue to shape debates on U.S. leadership and the future of liberal internationalism.