Complex sentence: Stanley Freeman Druckenmiller (born June 14,1953) is an American hedge fund manager, he is the former Chairman and President of Duquesne Capital, which he founded in 1981.
Split into simpler sentences: Stanley Freeman Druckenmiller (born June 14,1953) is an American hedge fund manager. He is the former Chairman and President of Duquesne Capital, which he founded in 1981.