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Sergio Hernández

Sergio Hernández is a reporter and developer on ProPublica’s news apps team.

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Sergio Hernández is a reporter and developer with ProPublica’s news apps team.

Before joining ProPublica, Hernández was a reporter and data editor at CNN, where he led efforts to develop data journalism standards and expand the use of computer-assisted reporting techniques. His work has previously appeared in Mashable, The Week, The Village Voice, Gawker and BuzzFeed. From 2011 to 2014, he worked as a reporting intern and contributor for ProPublica.

Collective Bargaining, Explained: Why It's at the Center of Fights Now

Why is collective bargaining such a hot-button issue now -- and what are the basic facts?

by Sergio Hernández,

Post Mortem

County Prosecutors Withheld Evidence About Doctor’s Credibility

A defense attorney has requested a new trial in a shooting case because prosecutors did not turn over information about forensic pathologist Thomas Gill

by Sergio Hernández,

Cheat Sheet: What’s Really Going On With Wisconsin’s Budget

Is there really a budget crisis in Wisconsin? What are the other issues? Here’s our quick breakdown of the basics.

by Sergio Hernández,

Will Obama’s Proposed Cuts to Heating Assistance Leave Poor Out in Cold?

by Sergio Hernández,