Isabelle Guinaudeau is a CNRS researcher at the Centre Marc Bloch. She holds a doctorate obtained through a Franco-German program between Sciences Po Bordeaux and the University of Stuttgart, and she spent one year at the European University Institute in Florence as a postdoctoral researcher before joining the CNRS. Isabelle Guinaudeau has been successively affiliated with the Pacte laboratory (Sciences Po Grenoble), the Centre Émile Durkheim (Sciences Po Bordeaux), and the Centre for European Studies (Sciences Po). She has undertaken research stays as a visiting professor at the University of Stuttgart and the University of Zurich.

Her research lies at the intersection of electoral studies, political sociology, and public policy. In particular, she analyzes party competition strategies and the links between electoral programs and public policies. Isabelle Guinaudeau is a member of the French team of the Comparative Agendas Project. She was the principal investigator of the ANR Partipol project, a large project on the role of parties in policymaking, and she currently co-leads, along with Elisa Deiss-Helbig and Theres Matthieß, two Franco-German projects on the target groups of electoral pledges.