Bill de Blasio, 58, the Democratic mayor of New York City was first elected to that post in 2013 and won a second term in the general election of 2017.
As mayor, de Blasio's key issues have included universal prekindergarten, criminal justice reform and post-recession economic recovery.
From 2010 to 2013, de Blasio served as New York City public advocate. He represented District 39 on the New York City Council from 2002 to 2009. In 1999, he was elected to District 15's school board in Brooklyn. De Blasio also served as regional director for the U.S. Department of Housing and Urban Development from 1997 to 1998 and managed Hillary Clinton's 2000 New York Senate campaign.