Richard Knerr, 82; co-founded Wham-O, maker of the Hula Hoop and Frisbee

Richard Knerr, co-founder of Wham-O Inc., which unleashed the granddaddy of American fads, the Hula Hoop, on the world half a century ago along with another enduring leisure icon, the Frisbee, has died. He was 82.

By Valerie J. Nelson

January 17, 2008