Jeff Pulver

Why do you think Twitter matters? Why should I use Twitter? Will Twitter be around in five years? As I've become more involved using the online microblogging service this year, these are questions I'm often asked about Twitter. The answer to the first two questions is simple: because Twitter is...

Recently, I noticed I'm using fewer cell phone minutes as I spend more time on Twitter and Facebook. It has me wondering, is social media making me less social? How about President Barack Obama? Will he be less likely to speak his mind in public after ABC News reporters used Twitter to spread his...

I'm here at the 140 Characters Conference at New World Stages in Manhattan, where the topic is Twitter, Twitter, Twitter and more Twitter. Twitter! I'm virtually certain that I'm the only person in the room whose name tag doesn't have his Twitter user name on it. That's because -- shhhh! -- I'm...