This four-volume collection of seminal journal articles and book excerpts examines traditional approaches to international relations as well as critical, radical and non-Western theories of global politics. The set includes a detailed introduction by the editors and is designed to complement their successful set Theories of International Relations.Volume 1 Approaches to Theory in International Relations will focus on the historical development of the discipline and touch upon key issues and key debates, Volume 2 on Approaches to Theory in International Relations will examine themes and theories, Volume 3 on the radical and inter-disciplinary Approaches to International Relations, and Volume 4 on Non-Western Approaches to International Relations.