Jesse Bull

**HOLD FOR STORY BY SUZETTE LABOY**In this Thursday, June 30, 2011 photo, Jesse Bull, an economics professor at Florida International University, rides by during a two-hour graffiti tour given by Roam Rides in the Wynwood neighborhood of Miami. Forget walking. This art tour takes you through Miami’s Design District in search of the city’s best graffiti art, all while on a Vespa. (AP Photo/Wilfredo Lee)