His published work is mainly in the fields of international relations and political theory, with an emphasis on geopolitics and republicanism.
[1] He holds an MPA in science, technology, and public policy from the George Washington University.
[2] In the 1980s, he was a senior researcher at the Worldwatch Institute in Washington D.C.[3] He also consulted for the Departments of State and Defense and the Central Intelligence Agency.
[6][7] Deudney's book, Bounding Power: Republican Security Theory from the Polis to the Global Village, is revolutionary in its field, as he seeks to carry out a profound critique of realism and liberalism.
In contrast to either realism or liberalism, republican political thought is focused on negotiating the space between anarchy and hierarchy.