A portrait of the Twitter logo in Ventura, California December 21, 2013.
Reuters/Eric Thayer/Files
Twitter Inc said it appointed Debra Lee, the chief executive of Viacom Inc subsidiary BET Networks, to its board, effective immediately.
The company also said it appointed Marjorie Scardino as lead independent director.
Scardino will succeed Peter Currie, whose term will end after the company's 2016 annual meeting, which is scheduled for May 25.
(This story has been refiled to add "to its board" in paragraph one)
(Reporting by Rishika Sadam in Bengaluru; Editing by Saumyadeb Chakrabarty)