Brooke D. Anderson DOB_1964, is an American diplomat. She is currently Senior Advisor to the Secretary of State and the Under Secretary for Political Affairs on the Iran Nuclear Negotiations. Previously, she was deputy to Susan Rice, the United States Ambassador to the United Nations and the United States Ambassador and Alnate Representative for Special Political Affairs.
Anderson is a graduate of Sarah Lawrence College and spent a year studying abroad at Sciences Po in Paris, France.
In 2008 and 2009, she was the Chief National Security Spokesperson and Policy Advisor for the Obama–Biden transition team.
In March 2009, she became Susan Rice's chief of staff at the UN, and in April 2010 she was promoted to become one of Rice's deputies and the U.S.'s alnate ambassador to the UN when Rice is absent. At the UN, she focuses on issues involving UN peacekeeping and nuclear nonproliferation.
For a week in December 2010, Anderson served as the President of the United Nations Security Council while Rice was absent from the UN.
On Thursday, December 16, 2010, the White House Office of the Press Secretary announced that Anderson had been appointed by President Barack Obama to serve as the Chief of Staff and Counselor to the National Security Staff at the White House beginning on January 12, 2011. Ambassador Anderson served in this position until March 2012, dealing with challenges including nuclear weapons issues, the conflict between Sudan and South Sudan, and the political transition in Egypt. Upon her departure, President Barack Obama said of her, "I have been deeply appreciative of Brooke Anderson’s service dating back to 2007," and that Anderson had "been a close, trusted and valued advisor for many years."