Ariel Schwartz 01.23.12 5:00 PM Stanford professor Sebastian Thrun announced this week that he is giving up his post at the university to start Udacity, an online educational venture. The move was prompted by the success of Thrun’s YouTube class. Newsletter Get the latest Co.Exist stories delivered to your inbox daily. Send I'd also like to receive special Fast Company offers ARE YOU REGISTERED TO VOTE? Register now to make sure you have a voice in the election.