Below are the US B-School links for Twitter, Facebook, Linkedin, Blogs, YouTube and iTunes:
For non-US business schools on social media, click here
Click here for MBA50 US B-School Social Media Ranking 2013
Click here for MBA50 US B-School Twitter Ranking 2013
Click here for MBA50 US B-School Facebook Ranking 2013
Click here for MBA50 US B-School Linkedin Ranking 2013
Click here for MBA50 US B-School YouTube Ranking 2013