This paper seeks to recover and establish the distinct (and distinctly) institutionalist social ontology that underpins social constructivism as an approach to political economic analysis. It views social constructivism as a profoundly normative mode of political inquiry which seeks to discern, interrogate and elucidate the contingency of social, political and economic change – restoring politics (broadly understood) to processes and practices typically seen to be inevitable, necessary and non-negotiable. More controversially, perhaps, it also sees social constructivism, after both Berger and Luckmann and Searle, as ontologically institutionalist. Social constructivism, it is argued, has its origins in the attempt to establish the ontologic...