The Associated Press, Thursday, April 18, 2013, 1:23am (PDT) LAS VEGAS (AP) ??? You may not know her name, but you have likely seen it numerous times __ on the credits of such films as E.T. the Extra-Terrestrial, ''Schindler's List, ''Seabiscuit and Lincoln.For serving in various production capacities on those and some 60 other big-screen movies, as well as for her humanitarian and philanthrop