Nice Examples but the more prolific geniuses, inventors and researchers were not good students rather they all resented school and were disliked by teachers like edison, einstein.
Personally I believer that education dampens one's talents and his abilities as it puts restraints on one minds and does not allow you to wander whereas in order to be a genius your mind has to wander so that it can seek the unexplored horizons.
The problem with today's education is that it gives you a specified path to stroll on whereas geniuses and the intellectuals always think outside the box and rather than following the footsteps of others they create their own paths and destinations.
I once attended a hacker convention where most of the brilliant hacker I met did not have any fancy degrees.