Susan Rice is an American diplomat and policy advisor who served as the 27th United States National Security Advisor from 2013 to 2017. In this role, she was a key figure in shaping U.S. foreign policy during the Obama administration, focusing on issues such as national security, international relations, and global health. Prior to her tenure as National Security Advisor, Rice served as the United States Ambassador to the United Nations from 2009 to 2013, where she advocated for U.S. interests on the global stage and addressed pressing international issues.