Joseph Barbera, half of the Hanna-Barbera animation team that gave us the misadventures of Tom and Jerry, Yogi Bear, Scooby-Doo and so many other memorable charcters, died on Monday of natural causes. He was 95. See Reuters for the full obit.... Chris Hayward, an Emmy-winning writer who helped develop characters for the Rocky and His Friends TV show, died of cancer on Nov. 20. He was 81.