There he teaches politics and public policy and is the Director of the MSc. in Public Policy. He has authored over forty articles in peer-review journals. His research is mainly on Irish politics and particularly on the position of the Taoiseach and cabinet government in Ireland, though he also does work on the Irish party system, media coverage of Irish elections and public policy. He recently conducted research which included experiments on the impact of information on opinion change. His latest work is on policy success and policy failure in Ireland.