The NOSE: Navigating OpenSource By Michael Feldstein. Posted on November 3, 2004 ListenAl Essa, MIT/Sloan School of Business’ CIO and the founding father of the Open Source dotLRN learning management platform, has a new (albeit goofily named) weblog about Open Source in higher ed (and related technology issues). Check it out. By Michael FeldsteinMore Posts(472) Share via: More