Electric shocks help people learn. Well, duh! If I were a neuron getting shocked all the time, I’d certainly be looking for the fastest way to turn it off too! 😉

Seriously, it’s an interesting read for science geeks. And one of several bits of science suggesting that a real “thinking cap” might not be too far in the future. Oddly enough, that’s one that I’ve never seen in science fiction, though I suspect I’ve just missed it.