Luke Rosiak, an investigative and computer-assisted reporter at the Sunlight Foundation in Washington, DC, is a former reporter for the Rochester Democrat and Chronicle and researcher for the Center for Responsive Politics. He has written about money in politics for publications such as Politico.

The Fund for the Public Interest raises money for all kinds of liberal causes, but a lawsuit has forced it to pay millions of dollars in overtime to its legions of idealistic door-knockers.