As a graduate in Executive Engineering from Mines Paris, Mathilde combines a strong scientific background and a specialisation in social sciences. She joined FAIR, head of the French impact investing network and recognized expert of SIBs, to carry out a PhD (2018-22) on “the politics of social impact bonds” in collaboration with the Centre de Sociologie de l’Innovation, Mines Paris. The PhD research studies the ways in which social services are shaped and transformed by impact investment products such as SIBs. It focuses on SIB setup practices in France, Colombia and Chile.