Tim Wu, who helped shape Biden's antitrust agenda, will leave his role as an adviser on January 4 to return to teaching antitrust law at Columbia Law School (Emily Birnbaum/Bloomberg)

Emily Birnbaum / Bloomberg:
Tim Wu, who helped shape Biden's antitrust agenda, will leave his role as an adviser on January 4 to return to teaching antitrust law at Columbia Law School  —  Adviser Tim Wu, who helped to shape President Joe Biden's antitrust agenda, will leave his position Jan. 4, the White House said Friday.