A new expert on social networking, MC Hammer, spoke at HBS about how he uses Twitter effectively. Instead of letting other people talk about him, he says that Twitter is a way of controlling what people hear – directly from him. The session was taped for a special issue on Twitter for Good Morning America. As Andy McAffee (HBS) says in the Good Morning America piece: Twitter is a low cost very public way to share information online:
(Picture linked from The Crimson)
Update: Here is the video from Good Morning America with the coverage.