Most librarians are liberal. They could be in on it.
I suspect that Columbia traded money for giving Obama a special ride. And now they have to hide the fact that they let someone get a degree without doing any of the work.
If that was ever discovered to be true they should lose any claim they have of being an upper level institution. Someone has something to hide.
Over the last 20-30 years, the left has been looking for a well-spoken black who would embody their message. Jesse Jackson was in the first group but he couldn't cut it. Jesse's son was being groomed for the position, but Obama outshone him.