Marilyn Monroe Reading ‘How to Develop Your Thinking Ability’, 1951
Marilyn Monroe reading 'How to Develop Your Thinking Ability', by Kenneth Keyes, 1951. Photo by JohnFlorea. It's often quoted (albeit unverified) that Monroe had an IQ of 168 (Einstein had an IQ of 160). Either way, she was an avid reader and had a very large book collection.