"From his early days at the St Albans School and Oxford, Stephen Hawking s brilliance and good humor were obvious to everyone he met. A lively and popular young man, it s no surprise that he would later rise to celebrity status. At twenty-one he was diagnosed with ALS, a degenerative neuromuscular disease. Though the disease weakened his muscles and limited his ability to move and speak, it did nothing to limit his mind. He went on to do groundbreaking...