Biography Titles written and illustrated by David Wisniewski Visit the Caldecott Medal Home Page for information on Golem, the 1997 Caldecott Medal Winner. Biography David Wisniewski trained for his career in the arts by attending the Ringling Brothers and Barnum & Bailey Clown College. A 1973 graduate of the school, he spent two seasons as a Ringling Brothers clown before joining the country's ...