Jazz Tangcay Artisans EditorThe Writers Guild of America West and East today unveiled a line-up of presenters scheduled to appear at the 2021 Writers Guild Awards joint virtual ceremony on Sunday, March 21.Among the presenters are Oscar contenders Riz Ahmed (“Sound of Metal”), Sacha Baron Cohen ( “Borat Subsequent Moviefilm”) and Andra Day (“The United States vs. Billie Holiday.”)Also presenting are Rachel Brosnahan (“The Marvelous Mrs.