Roberta S. Jacobson (born April 14, 1960) is an American diplomat who was the United States Ambassador to Mexico from June 2016 to May 2018.[2] Foreign Policy reported on January 18, 2021, that Jacobson would be in charge of Mexico–United States border affairs at the National Security Council under President Joe Biden.[5] She earned her Bachelor of Arts degree at Brown University, then spent 1982 through 1984 at the United Nations Center for Social Development and Humanitarian Affairs.[8] On November 10, 2015, the Senate Foreign Relations Committee approved Obama's nomination of Jacobson as the U.S. ambassador to Mexico by a vote of 12–7.Opposition to her appointment came primarily from the Republicans on the committee, notably presidential candidate Senator Marco Rubio.[14] After Joe Biden assumed office as president, Jacobson was selected in January 2021 to manage the administration's response to a growing number of migrants attempting to enter the country at the Mexico–United States border.