John Geraci has spent the last six years making life in cities better with the use of web technologies. His latest project, DIYcity.org, has web developers and urban planners all over the world teaming up to create open source tools for residents of cities everywhere. Prior to DIYcity Geraci co-founded the hyperlocal news network Outside.in. His earlier work, which includes web-meets-real-world projects Neighbornode, Foundcity and Grafedia, has been featured in the New York Times, Wired, Popular Science and other news sources. You can visit his website at http://www.johngeraci.com.