Mike Cronin, academic director of Boston College - Ireland, has written widely on Ireland's history, including The Blueshirts and Irish Politics (1997) and Sport and Nationalism in Ireland (1999). Mark Duncan, was central in establishing the GAA Museum. He works on research projects in Ireland for public and corporate bodies. Paul Rouse has written extensively on the GAA and teaches history at UCD. The GAA - A People's History (2009) was their first jointly authored book, followed by a companion volume, The GAA - County By County (2011).