Some weeks ago, Stephen Walt lamented the absence of realist commentators in the American media space. What was striking to me at the time was Walt’s claim that realism is a ‘well-known approach to foreign policy.’ That claim—that realism is a foreign policy approach—makes sense in the context of Walt’s dirge, which focuses on the role of policy makers and media in shaping state behavior. But putting realism into a foreign policy context does...

