Frank's teaching and research interests are European Politics, Governance, Public Policy, Political Attitude Formation, and Political Psychology. His current research focuses on political psychology, and explores the ways in which Social Identity Theory and Self-Categorization Theory can be used to refine political science perspectives on leadership, EU attitudes, and voter attitudes more generally. His research has been published in leading international journals, such as the European Journal of Political Research, Political Psychology, West European Politics, Journal of Common Market Studies, Public Administration, Evidence and Policy, and the Australian Journal of Public Administration.