Siena Cicarelli

Siena Cicarelli is a Program Director at the Nexus25 project, a transatlantic initiative focused on sustainable multilateralism and supported by Stiftung Mercator in Germany. She is a Research Fellow at the Center for Climate and Security (CCS), an institute of the Council on Strategic Risks (CSR).

Prior to joining CCS, she covered Women, Peace, and Security (WPS), international humanitarian law, atrocity prevention, and global partnerships as an analyst for the U.S. Department of Defense. She has previously worked on transatlantic relations and human security issues for Eurasia Group, the Center for American Progress, and the National Democratic Institute. 

Siena holds a MSc from the London School of Economics and Political Science and a BA in International Studies from American University.