"Facebook quietly stopped recommending that people join online groups dealing with political or social issues", and will "assess when to lift them afterwards, but they are temporary." This part of the Facebook's AI plays a key role in pushing "people down a path of radicalization... groups reinforce like-minded views …

The more you engage with a particular kind of post, the more you will see its ilk... eventually constructs a small “in-group” cluster of Facebook friends and topics that dominate your feed... causes your behavior to change... reinforcing their in-group status… ... because “engagement” is the metric, Facebook inevitably selects for the shocking an…

We know little about the amount of fake news an average citizen consumes, or how it fits into their overall news diet... What we found calls into question the severity of the fake news crisis.... We gathered data for both the real and fake news sites from comScore... First, the fake news audience is tiny compared to the real news audience–about 1…

A work in progress from an upcoming eponymous post. Another experiment with the enewsletter format: some initial thoughts on this seemingly intractable problem, with some of the source materials I’m studying.

Perfectly open communities always go sour. You need filters. Every functional community has them. And that’s where machine learning comes in... If you can detect trolls, you can protect the people they’re trolling by muting or putting a warning over the trolls’ posts... Twitter... already have a way of screening out porn. Why don’t they do the sam…

As Facebook attempted to capture the fast-moving energy of the news cycle from Twitter... it built a petri dish for confirmation bias... Here’s how... ‘Share’ Button ... encouraging people to share quickly and without much thought... “original sharing,” where people post their own photos, text updates... was declining..., content from celebritie…