William Hanna worked in the entertainment industry.
Time Warner Inc. is an American multinational mass media and entertainment conglomerate headquartered in New York City . William Denby `` Bill '' Hanna ( July 14 , 1910 -- March 22 , 2001 ) was an American animator , director , producer , voice actor , and cartoon artist , whose film and television cartoon characters entertained millions of people for much of the 20th century . At that time , the studio was sold to Turner Broadcasting System , which in turn was merged with Time Warner in 1996 ; Hanna and Barbera stayed on as advisors .