A report from Reuters this week has the world in a tizzy over the fact that Facebook has algorithms to detect whether sexual predators are trying to pick up kids on the site. This wasn’t news to me. Facebook’s chief of security Joe Sullivan and I discussed it when I profiled him for the magazine earlier this year. From that report: “In another incident, proactive policing by Facebook’s security team led to a potential pedophile being fingered. The site employs algorithms to detect suspicious behavior and bring it to the attention of Sullivan’s group. “We found that a youth pastor and children’s sports coach in Indiana was using fake accounts to try to engage with kids on our site,” he says. “So we called the FBI in Indiana and sent them his information.” Read the full story at Forbes.