Ms. Silverberg leads the Bureau of International Organization Affairs, which is responsible for pursuing U.S. interests through international organizations in areas including non-proliferation, counterterrorism and peacekeeping; the promotion of democracy and human rights; economic development; and humanitarian relief. Ms. Silverberg manages the work of more than 450 employees in Washington and at seven U.S. Missions, and oversees U.S. contributions totaling over $2.4 billion.

Prior to her current assignment, Ms. Silverberg served as the Deputy Assistant to the President and Advisor to the Chief of Staff in the White House, where she helped to coordinate the development of White House policy. Prior to that appointment, she served as the Deputy Assistant to President Bush for Domestic Policy. Until October 2003, she served as a Senior Advisor to Ambassador L. Paul Bremer in Baghdad, Iraq. She also served as Special Assistant to the President in the White House Office of the Chief of Staff.

Before joining the Bush Administration, Ms. Silverberg was a policy advisor on the 2000 presidential campaign in Austin, Texas. She earlier practiced law at Williams and Connolly in Washington, DC. She served as a law clerk to the Honorable Clarence Thomas, United States Supreme Court, and to the Honorable David Sentelle, United States Court of Appeals for the District of Columbia. Ms. Silverberg earned her bachelor's degree from Harvard College and her J.D. with High Honors from the University of Texas. Ms. Silverberg received the Secretary of Defense Outstanding Public Service Award for her service in Iraq and has been recognized by the University of Texas as an Outstanding Young Texas Ex.