Taking ideas and discourse seriously: explaining change through discursive institutionalism as the fourth ‘new institutionalism’

All three of the traditionally recognized new institutionalisms – rational choice, historical, and sociological – have increasingly sought to ‘endogenize’ change, which has often meant a turn to ideas and discourse. This article shows that the approaches of scholars coming out of each of these three institutionalist traditions who take ideas and discourse seriously can best be classified as part of a fourth ‘new institutionalism’ – discursive institutionalism (DI) – which is concerned with both the substantive content of ideas and the interactive processes of discourse in institutional context. It argues that this newest of the ‘new institutionalisms’ has the greatest potential for providing insights into the…