Akira Wiki
This page concerns a manga only topic. The topic of this page does not appear in the anime.

George Hock is a scientist, and member of Project Juvenile A. He, like the others, studies the effects, and causes of psychic abilities in people such as Akira, and Tetsuo Shima.

As such, he is also there, when Tetsuo comes to visit them and survives the events surroung Akira.