The Kellogg Institute for International Studies, part of the University of Notre Dame’s new Keough School of Global Affairs, is an interdisciplinary community of scholars that promotes research, provides educational opportunities, and builds linkages related to democracy and human development.
Teorell, Jan E., Michael Coppedge, Staffan Lindberg, and Svend-Erik Skaaning. "Measuring Polyarchy Across the Globe, 1900–2017." Studies in Comparative International Development 54, no. 1 (2018): 1-25.