In 1990, Armand Hammer, chairman of Occidental Petroleum, died at the age of 92.

CNN: Tuesday,

The boards of such firms should ask themselves whether their bosses are stars like Mr Goizueta, or tyrants like Armand Hammer, who ruled Occidental Petroleum as his fief into his 90s.

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The characters of Cameron and Tyler Winklevoss, twin brothers who attended Harvard with Zuckerberg, are actually played by two different actors but only the face of one, Armie Hammer (great grandson of industrialist Armand Hammer), is used.

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