Hugh Hefner, visionary editor who created Playboy magazine, dies at 91

As much as anyone, Hugh Hefner turned the world on to sex. As the visionary editor who created Playboy magazine out of sheer will and his own fevered dreams, he introduced nudity and sexuality to the cultural mainstream of America and the world.

For decades, the ageless Hefner embodied the "Playboy lifestyle" as the pajama-clad sybarite who worked from…