How did Marilyn Monroe become the most iconic blonde of the 1950s, if not the century? Today we will trace how her image was created and developed, through her leading roles in movies and her featured coverage in the press, with special attention to the way Monroe’s on-screen persona took shape during the height of her career.  We’ll pay special attention to the films Niagara, Gentlemen Prefer Blondes, How to Marry a Millionaire, and Bus Stop, and the struggles behind the scenes of Seven Year Itch and The Prince and the Showgirl.