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Back now from vacation - sorry not to have posted in a bit. It would seem that Twitter is slow to catch on with teens. Usually teens are quick to adopt cool new applications, especially ones that connect so well with social networks. Anastasia Goodstein of the influential youth marketing group, YPulse, has some ideas why that is. Read more...

So often the news reports focus on the salacious side of social networks with reports of online predators and cyberbullying. Today's Berkman Center report for the Attorney General's Task Force indicates that the risk of online dangers in these social networks isn't that different from the offline risks. I've also been noticing the positive, collaborative and charitable side of social networks and it's a trend worthy of recognition. Read more...

Over the weekend, Twitter users found themselves the unwelcome recipients of several phishing attacks. Then, on Monday, several high profile celebrity accounts were hacked and embarassing messages sent to their followers. Celebrities like Britney Spears, Rick Sanchez of CNN, even President-elect Barack Obama. Read more...