As Global Integrity's Director of Integrity and Anti-Corruption, Johannes Tonn leads the organization's work on integrity and anti-corruption, including overseeing the Africa Integrity Indicators project and the Global Integrity Anti-Corruption Evidence (GI-ACE) programme. He supports partners in designing and implementing problem-driven, data-informed, and learning-centered approaches to solving governance challenges and focuses on questions of how the field of anti-corruption practitioners can approach data use and usefulness in politically engaged ways to more effectively generate governance and development outcomes. Prior to joining Global Integrity, Johannes worked on a range of governance projects, including social accountability-focused grassroots work with the Partnership for Transparency Fund, the decentralization process in Ecuador with the German Development Agency, and good governance programs in Mongolia with the United Nations Development Programme and the United Nations Volunteers. Before moving to D.C., Johannes worked for the United Nations Office for Project Services in Nigeria, facilitating the implementation of a disarmament, demobilization, and reintegration project in the Niger Delta. Johannes holds a Master’s degree in political science, economics, and international public law from Heidelberg University.