]> 2012-02-14T11:34:44+00:00 Towards a Global Learning Commons: ccLearn 0 ccLearn Duke Law School en copyright 2007-11-01Z 2454405.5 Ahrash Bissell James Boyle News Research ccLearn Creative Commons OER commons technical standards interoperability 2010-03-25T18:18:48Z Towards a Global Learning Commons: ccLearn