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George Siemens
RT @LisaMLane: Got it. Five minutes of @GardnerCampbell showing our ed system as Cartesian rather than complex (cows included) http://www.youtube.com/watch... #lak12
RT @LisaMLane: Got it. Five minutes of @GardnerCampbell showing our ed system as Cartesian rather than complex (cows included) http://t.co/TO45D95e #lak12
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