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2.1. An article by Stephen M. Walt discussing the relationship between realism and security studies, including new avenues of research on the topic.
2.2. An entry in the Stanford Encyclopedia of Philosophy tracing political realism in international relations.
2.3. The magazine ‘Foreign Policy’ has an online platform where several well-known IR scholars blog. See, for example, this column on realist thinking in US foreign policy.
2.4. ‘E-International Relations’ is one of the leading websites for students and scholars of international politics. The site publishes a daily range of articles; student essays and features including book reviews and interviews.