Sergio Canavero

Valery Spiridonov, 31: Russian tech geek who runs an educational software company from his home east of Moscow. Because he has Werdnig-Hoffmann disease, a genetic disorder that wastes muscles and motor neurons, he is physically capable of little beyond feeding himself, steering his wheelchair with a joystick, and typing. The disease is usually fata...

An Italian neurosurgeon's project to undertake the first human head transplant has received a skeptical welcome in the United States, where he made a pitch to donors and fellow scientists.

Valery Spiridonov, 31: Russian tech geek who runs an educational software company from his home east of Moscow. Because he has Werdnig-Hoffmann disease, a genetic disorder that wastes muscles and motor neurons, he is physically capable of little beyond feeding himself, steering his wheelchair with a joystick, and typing. The disease is usually fata...

An Italian neurosurgeon's project to undertake the first human head transplant has received a skeptical welcome in the United States, where he made a pitch to donors and fellow scientists.