Blacklock is replacing retired Chief Justice Nathan Hecht, while Abbott's legal adviser James Sullivan takes the open spot on the bench.

Blacklock replaces Nathan Hecht, the longest serving justice on the high court. Gov. Greg Abbott also appointed his general counsel, James Sullivan, to the bench.

AUSTIN — Gov. Greg Abbott appointed Texas Supreme Court Justice Jimmy Blacklock to be the court’s chief justice and named James Sullivan as a justice Monday.

Hecht is the longest-tenured Supreme Court justice in Texas history. He won six reelections and led the court as chief justice for more than a decade.

Abbott appointed Justice Jimmy Blacklock to serve as chief justice on the Supreme Court of Texas, the governor's office announced Monday.

Gov. Greg Abbott has appointed Justice Jimmy Blacklock as the new chief justice of the Texas Supreme Court, succeeding Nathan Hecht.

Abbott originally appointed Blacklock to the high court as the Place 2 justice in 2018. Abbott's general counsel James Sullivan will replace Blacklock as a new justice.

Gov. Greg Abbott on Monday appointed one of his office's former lawyers to the Texas Supreme Court and another to replace the court's Chief Justice Nathan Hecht, who retired last month. Abbott's general counsel James P.