Mobile Chicago commuters help create app for the city A mass effort for mass transit: Designing Chicago, a project from Greater Good Studio, aims to find out what public transportation riders want in order to build the app they need. By Matt WilsonAug. 6, 2012 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.