Dr. Achim Wennmann, Executive Coordinator


Achim Wennmann is an expert in economic perspectives on violent conflict, dispute resolution, and peacebuilding and has held various advisory roles for international organizations, government, business, and private foundations, including mediation support. Previously, he was responsible for coordinating research and training projects at the Small Arms Survey and the Graduate Institute of International and Development Studies. Achim publishes widely for policy and academic audience. His most recent books are (with Brian Ganson) Business and Conflict in Fragile States: The Case for Pracmatic Solutions (London: IISS, 2016); (edited with Alexander Ramsbotham) Legitimacy in Peace Processes: From Coercion to Consent (London: Conciliation Resources, 2014); The Political Economy of Peacemaking (London: Routledge, 2011), and (edited with Mats Berdal) Ending Wars, Consolidating Peace: Economic Perspectives (London: IISS, 2010). Achim Wennmann is also Senior Researcher at the Centre on Conflict, Development and peacebuilding (CCDP) of the Graduate Institute. He holds a Doctorate in International Relations of the Graduate Institute.






Madeleine Evans, Communication & Events Manager

 mevans (at)

Madeleine Evans holds a joint honours degree in English and German from Oxford Brookes University together with a Post Graduate Certificate in Education from Westminster College, Oxford.  Madeleine has worked for over 10 years in the fields of event management, communication and international relations for large international organisations.






Silvia Nussbaumer, Coordinator Geneva Peace Week

gpw (at)

Silvia Nussbaumer has an MBA in International Business from the George Washington University, D.C..  At Cargill International in Geneva she worked in the Political Risk Insurance Office and as a Trader.  She was a Representative of Bankers Trust in Sao Paolo, Brazil and worked as an Account Manager within the Latin America Department. Silvia is also a member of the Giving Women Philanthropic Group.