Andreas Schedler is a Senior Research Fellow at the CEU Democracy Institute. He is the Lead Researcher of the De- and Re-Democratization Working Group and a Visiting Professor at CEU Vienna. He earned his PhD from the University of Vienna. Before joining the CEU, he was a professor of political science at the Center for Economic Teaching and Research (cide) in Mexico City. A leading comparative scholar of democracy, democratization, and authoritarianism, he has conducted research on democratic consolidation and transition, authoritarian elections, anti-political-establishment parties, political accountability, and organized violence. He is also known for his methodological work on concept analysis and cross-national measurement. His current research focuses on political polarization and the destruction of basic democratic trust.