Tom Tresser presented on "Crowdsourcing Social Change at TEDx DePaul on 10/13/12. http://tedxdepaulu.com. Tom is working to launch the CivicLab, a space for building tools for civic engagement, http://www.civiclab.us. Thanks to the folks at GoSoapBox for the use of their platform for this demonstration! http://www.gosoapbox.com. Contact: tom@tresser.com