BuzzFeedNews – “On Facebook under Settings, there’s a page in the Ads section where you can view your Ad Preferences. Most of this is fairly straightforward — choices about how you’ll allow ads and how advertisers target you based on things like what pages you’ve liked. But there’s one section there that will probably surprise you: a list of advertisers “Who use a contact list added to Facebook.”…According to the description, “These advertisers are running ads using a contact list they or their partner uploaded that includes info about you. This info was collected by the advertiser or their partner. Typically this information is your email address or phone number.” The list of Advertisers, a feature Facebook added for transparency, is incomprehensible to anyone who isn’t an expert in advertising (and even some who are!), and leads to the unsettling realization that…, man, our data is out there and trafficked without our consent and being used by advertisers in ways we have no clue about…”