The Open University, after commissioning a survey of the alternative/rival LMSs available, has decided to continue using Moodle as it’s primary Virtual Learning Environment (VLE) moving forward and is now planning it’s site wide upgrade which will be a several phase process over the next 12 months.
http://www.moodlenews.com/2010/open-university-chooses-moodle-2-0-as-their-lms-of-the-future/