R. Alexander Acosta was sworn in on April 28 to be the 27th U.S. Secretary of Labor. Acosta served in three presidentially appointed, Senate-confirmed positions previously. In 2002, he was appointed to serve as a member of the National Labor Relations Board, where he participated in or authored more than 125 opinions. In 2003, he was appointed assistant attorney general for the Civil Rights Division of the U.S. Department of Justice, and from 2005 to 2009 he served as the U.S. Attorney for the Southern District of Florida.