Jack S. Levy. “Theory, Evidence, and Politics in the Evolution of Research Programs.” In Theory and Evidence in Comparative Politics and International Relations, edited by Richard Ned Lebow and Mark Lichbach (Palgrave Macmillan, 2007).

“Theory, Evidence, and Politics in the Evolution of Research Programs.” In Theory and Evidence in Comparative Politics and International Relations, edited by Richard Ned Lebow and Mark Lichbach (Palgrave Macmillan, 2007).