Isabell founded eupinions (an idependent platform for European public opinion) in 2015 as a project of Bertelsmann Stiftung in cooperation with Catherine E. de Vries of Essex University and Nico Jaspers of Dalia Research. As an expert researcher on democracy and legitimacy in the European Union, she has managed research projects on the role of national parliaments in the EU as well as the origins and impact of populism, nationalism and authoritarianism in Europe. Isabell studied political science and economics at the Institut d’études politiques de Paris (Sciences Po). Before joining Bertelsmann Stiftung in 2008, she worked as a political editor for the German weekly newspaper Die Zeit.