International Political Theory, Political Science, and the Interparadigm Debate: The Natural Selection of Realism, Occasional Paper No. 19 / Publication / By admin Research Paper International Political Theory, Political Science, and the Interparadigm Debate: The Natural Selection of Realism, Occasional Paper No. 19 Centre for International Relations, Queen’s University, Kingston, 1987.A later version of this paper, with the same title, was given as a Conference Paper, listed above. https://ssrn.com/abstract=3568812 https://www.queensu.ca/cidp/publications/other-publications/occasional-papers-series