sentence: famous alumni include stephanie kwolek , inventor of kevlar ; james gosling , creator of the java programming language ; andy bechtolsheim , co-founder of sun microsystems ; pop artists andy warhol and burton morris ; former general motors ceo and secretary of defense , charles erwin wilson ; billionaire hedge fund investor david tepper ; mountaineer and author aron ralston ; and astronauts edgar mitchell ( of apollo 14 ) and judith resnik , who perished in the space shuttle challenger disaster .