When Estonians regained independence from the former Soviet Union in 1991 they not only acquired new political freedoms, they inherited a mass of rubbish–thousands and thousands of tonnes of it scattered across illegal dumping sites around the country. When concerned citizens decided that the time had come to clean it up, they turned not [...]

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Last week I gave a keynote at Case Western Reserve University, as part of the President’s Symposium on Collaborative Technology and the Future of Education. I’ve posted my slides on slideshare.com and I’m working with the event organizers to make the video of my talk available here.

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The event was [...]

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