Paul Blumenthal is a reporter at HuffPost covering campaign finance and money in politics. His work has appeared on PBS' Frontline, MSNBC, CNN and The New York Times, and been included in Principles and Practice of American Politics: Classic and Contemporary Readings, 5th Edition and in Transparency International's Global Corruption Report: Climate Change. He previously worked as the senior writer for The Sunlight Foundation. Follow him on Twitter: @PaulBlu.