You can make the case that slacktivism is important because it makes people feel affiliated to a movement and be part of it, and talk about it.

On Twitter, if you want to quote someone else, you say, RT, re-tweet, that person's name, and then what they said before. And it's a way of essentially saying, I'm not saying this, but my friend said this and I thought this was interesting.

Curators are great, but they're inherently biased. Curators are always making an editorial decision. Those biases have really big implications.

Cute. I'm on the waitlist to beta a new product, and have been offered the chance to move up in the list if I tweet about it. Not doing so.

It's fine to have social media that connects us with old friends, but we need tools that help us discover new people as well.

Moments of crisis, like the shooting in Newtown, tend to produce brief spikes of popular interest in gun control. My research on media attention suggests these spikes are extremely short-lived, and that they may be decreasing in intensity.

Reddit names are unconnected to real-world identities and it's commonplace for users to create 'throwaway' accounts to reveal sensitive information.