query: Who is the current Chief Justice?
passage: Chief Justice of the United States
Since the Supreme Court was established in 1789, 17 people have served as chief justice. The first was John Jay (1789–1795). The current chief justice is John Roberts (since 2005). John Rutledge, Edward Douglass White, Charles Evans Hughes, Harlan Fiske Stone, and William Rehnquist served as associate justice prior to becoming chief justice.
passage: Gilmar Mendes
Gilmar Ferreira Mendes (born December 30, 1955) is a Brazilian Justice of the Supremo Tribunal Federal (Brazilian Supreme Federal Court), appointed by then President Fernando Henrique Cardoso in 2002. Mendes was also the Chief Justice for the 2008–2010 term and the Attorney General from 2000 to 2002.