Urso Chappell is a San Francisco-based designer, writer, and consultant. Born on the former site of the 1904 World's Fair in St. Louis, he has attended nine expos thus far. In 1998, he founded ExpoMuseum.com. As a designer, he was the winner of Expo 2005's Linimo Design Contest in 2004. He has reported on various expos and consults for future expos and expo bids.