Mike Stephen discusses the possibility of enacting a moratorium on the expansion of expressways in Chicagoland with Ron Burke of the Active Transportation Alliance, previews a community-building event called the CivicLab Harambee with Tom Tresser, and learns the Secret History of Evanston activist folk singer Kristin Lems.  The local music this week flows from J P J. To subscribe to the OTL podcast, please visit our iTunes page or RSS feed.