www.gregspero.com "I just got done seeing Spero jam," raves Chris Devins, music connoisseur and executive producer of Hot Wax TV. "Spero was jammin'!" Spero was recently featured in the Hyde Park Jazz Festival, which Devins comments showcases the best young jazz musicians from Chicago. "Spero is fresh and exciting," adds Chicago's most prominent female Latin artist Guia Rivera. "Even people, who don't like jazz, like Spero. He's that good."