If you were asked to name the most important innovation in transportation over the last 200 years, you might say the combustion engine, air travel, Henry Ford’s Model-T production line or even the bicycle. The list goes on, the MIT Technology Review reports. Now answer this one: What’s been the single biggest innovation in education? Don’t worry if you come up blank. You’re supposed to. The question is a gambit used by Anant Agarwal, the computer scientist named this year to head edX, a $60 million MIT-Harvard effort to stream a college education over the web, free, to anyone who wants one. His point: It’s rare to see major technological advances in how people learn…
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