When Facebook shows you an ad for the pasta that you had for dinner that night, you might feel a little squirmy, find it creepy even. But what exactly is the worry of companies having access to more personal data? University of Washington law professor, and co-founder of UW's Tech Policy Lab, Ryan Calo, has been trying to answer that question. Ross Reynolds talks with Calo about the use and regulation of big data.
Produced by Hannah Burn.