Ken Hakuta, known as "Dr. Fad" since 1983, is an American inventor and television personality. Hakuta, as Dr. Fad, was the host of the popular kids invention TV show The Dr. Fad Show, which ran from 1988 to 1994. The show featured kids' inventions, and promoted creativity and inventiveness in children. Hakuta was the organizer of four Fad Fairs, conventions of inventors with fun, wacky ideas, in Detroit, New York City and Philadelphia. He received the Inventor of the Year Award from the Franklin Institute in Philadelphia.Hakuta is the popularizer of the Wacky Wall Walker, one of the best selling toys of the 1980s. The Wacky Wall Walker became a fad hit in 1983, and over 240 million units have sold. Their popularity peaked after the Kellogg Company inserted them as free prizes in cereal boxes. The VH1 program "I Love the 80s: 1983" features Dr. Fad and the Wall Walkers.