Re-tweeting is a pretty common practice on Twitter, but on an average day, we see maybe one out of 20 posts is a re-tweet.

People want to be thought of as something other than a source of money. They want to be thought of as creative, thinking people.

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.

Wikipedia is a victory of process over substance.

[According to Twitter] 24 percent of American Twitter users are African-American. That's about twice as high as African-Americans are represented in the population.

Twitter is my main tool for ensuring news balance.