"Walking" in Second Life

A Japanese team of researchers, led by Keio University biosciences and informatics professor Junichi Ushiba, has created a system that allows a paralyzed man to "walk" in Second Life.
Wired reports,

Researchers at Japan's Keio University have created an experimental headset designed to monitor brain waves that allowed a man who had been paralyzed for more than 30 years to control a Second Life avatar using only his thoughts.

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The coming debate about brain enhancement

The New York Times recently had a pretty decent article about debates over brain enhancement in academia:

an era of doping may be looming in academia, and it has ignited a debate about policy and ethics that in some ways echoes the national controversy over performance enhancement accusations against elite athletes like Barry Bonds and Roger Clemens.