Johannes Tonn is Senior Advisor for Anti-Corruption at the Center for International Private Enterprise (CIPE) and also consults with the Partnership for Transparency (PTF). Previously, he has led Global Integrity’s anti-corruption work, including the Global Integrity Anti-Corruption Evidence (GI-ACE) research programme, and has worked at various UN agencies and for the German Agency for International Cooperation (GIZ). He operates at the nexus between research, policy, and practice, focusing on nurturing ecosystems in the governance and anti-corruption space to accelerate impact. He supports partners in designing and implementing problem-driven, evidence-informed, and adaptation-focused anti-corruption strategies and concentrates on tech for anti-corruption, beneficial ownership, procurement, and private sector engagement.