In 2000, Mercuri provided expert testimony to the U.S. Court of Appeals in the proceedings following the 2000 United States presidential election, and was mentioned in a brief presented to the Supreme Court for the Bush v. Gore decision. She has also provided testimony to the United States House Committee on Science, Space and Technology; the Federal Election Commission; the United States Commission on Civil Rights; the National Institute of Standards and Technology; and the Cabinet of the United Kingdom.
