Harold Hamm is an American entrepreneur primarily involved in the oil and gas business who is best known for pioneering the development of the large shale oil resources of the Bakken formation. In 2012 Hamm was ranked by Forbes magazine as the 30th richest person in America and 76th richest person in the world, with a net worth estimated at $11 billion, which increased to $17 billion in early 2014. In 2012 presidential candidate Mitt Romney named Hamm as his energy advisor and thereafter Hamm made substantial monetary and advisory contributions to the election effort. [More at Wikipedia]

December 11th, 1945 in Lexington (Age 79)