...on the spirit of revolution. Conrad Benner is a photographer and champion of street artists with his blog, Streets Dept., where he documents the ephemeral street art around Philadelphia and celebrates the artists behind these compelling pieces. Conrad talks about the early days of Streets Dept. as well as to discuss Revolutionary: A Pop-Up Street Art Exhibition; a six-week exhibition of 13 contemporary Philly based artists installed at 13 locations across Philadelphia’s Historic District.