Dan Castleman has been at the forefront of finding new ways to utilize advanced analytics for progressive candidates, political coalitions, corporations, and charitable groups. His expertise covers strategic program targeting, data analysis, modeling, and polling. Prior to starting Clarity, Dan helped found ISSI in 2007 where he oversaw and built up their analytic services with a focus on developing internal systems that streamline and optimize cutting-edge data-mining tools and technologies. Prior to joining ISSI, he was the Deputy Director of Data at America Votes where he created and designed many pieces of their current national data infrastructure. Dan holds a dual B.A. in Political Science and Computer Science from Brandeis University.