Some observers have approvingly claimed that the second Trump administration heralds a realist revival in American foreign policy. Writing in Foreign Affairs, Robert O’Brien, who served as national ...
He works on and has published widely across three main research areas: realist political thought, liberal philosophy, and international relations theory. He is author of Liberal Realism: A Realist ...
Research and teaching interests: political theory and international relations. Specializations ... co-edited with Terry Nardin (Cambridge University Press, 1991), "Realism and the Ethics of War and ...