Russell J. Dalton is a Professor of Political Science and the founding director of the Center for the Study of Democracy at the University of California, Irvine. His recent publications include Citizen Politics, 6th edition (2013), The Apartisan American (2012) and Political Parties and Democratic Linkage (2011). Dalton has also edited or co-edited more than a dozen volumes, including Citizens, Context and Choice (2011), Party Politics in East Asia (2008) and Citizens, Democracy and Markets around the Pacific Rim (2006).
Christian Welzel is a Professor of Political Science and chair of political culture research at the Center for the Study of Democracy, Leuphana University. He is also a foreign consultant for the Laboratory of Comparative Social Research at the Higher School of Economics, St Petersburg, Russia. He is a former president of the World Values Survey Association. Welzel's recent books include Freedom Rising: Human Empowerment and the Quest for Emancipation (Cambridge, 2013) and Modernization, Cultural Change and Democracy (with Ronald Inglehart, Cambridge, 2005).