Do E-Readers Allow Teachers to Watch What You Read?

April 10 (Bloomberg) -- On today's "This Versus That," Bloomberg's Betty Liu explains how e-readers have the potential of turning educators into big brother with the ability to track students' study habits. She speaks on Bloomberg Television's "In The Loop."
We’re Seeing Derangement of Climate System: Jeffrey Sachs
22:16 - March 3 -- The Earth Institute Director Jeffrey Sachs discusses climate change and sustainability on “Bottom Line.”
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