William Timym, MBE (1902–1990) was an artist whose best known work is probably the Bleep and Booster cartoons for the BBC's Blue Peter. Timym (pronounced Tim) was Austrian, grew up in Vienna and studied at the Academy of Fine Arts Vienna. He moved to England in 1938 because of the Nazi occupation of Austria and during the Second World War produced a number of works for the Ministry of Information. He became a naturalised British citizen in April 1949.