Data Action (IMAGE) Massachusetts Institute of Technology Caption MIT urban planning professor Sarah Williams' new book, "Data Action," outlines ways of using big data to help the public good in cities today. Credit Photo: Adam Glanzman Usage Restrictions Images are are made available to non-commercial entities, press and the general public under a Creative Commons Attribution Non-Commercial No Derivatives license. You may not alter the images provided, other than to crop them to size. A credit line must be used when reproducing images. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.