Marilyn Monroe was one of the most famous dumb blondes in history. And yet in Archive on 4 on Saturday the New York Times columnist Maureen Dowd questions whether she really was that dumb, or whether she was just the victim of a society that cannot accept that a beautiful woman can be bright too.

Lois Banner, the author of Marilyn: The Passion and the Paradox and Dame Ann Leslie, the columnist and former foreign correspondent who interviewed Marilyn Monroe's psychiatrist Ralph Greenson, reflect on the star's true nature.

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