Why investigative news outlet and 'moral force' ProPublica hooked up with Yelp

Digiday :: On Wednesday, Yelp announced an unlikely partnership with ProPublica to add a trove of information to its reviews for health care facilities to its website. The investigative news outlet is contributing information from its own research as well as government data with obvious benefits for Yelp. But many are wondering what's in it for ProPublica.

Read Rachel Raudenbush, digiday.com