by: Hazel Sheffield | Columbia Journalism Review

Investigative reporting used to be a secretive business—think Woodward and Bernstein meeting anonymous sources in parking garages. But according to ProPublica’s social media producer Blair Hickman and senior engagement editor Amanda Zamora, the days of anonymous sources and top secret reporting are not gone, exactly, but can be supplemented by a new type of investigative journalism, one that is done on the open Web.