Roger Sweet is an American designer. He grew up in Akron, Ohio and graduated from Miami University in Oxford, Ohio and the Institute of Design in Chicago, Illinois. He served as a lead designer at Mattel throughout much of the 1970s and 1980s and worked extensively on the Masters of the Universe toy line. Before working for Mattel, Sweet held design positions with Walter Dorwin Teague Associates, an industrial design firm, and other design firms. He worked on the accounts of such companies as Boeing, Rubbermaid, Hoover, and Procter & Gamble, and on such products as the interior of the Boeing 747 jumbo jet airliner, and the Downy and Scope packages. 

October 31st, 1955 in United States of America (Age 69)