Multiple realities(covers information from several alternate timelines)
Bill George was a Human Starfleet officer.
In 2372, he was named as a Research and Development officer on the dedication plaque of the USS Enterprise-E. (Star Trek: First Contact, dedication plaque)
In an unknown, alternate future timeframe, he was named as a Advanced Technologies officer on the dedication plaque of the USS Pasteur. (TNG: "All Good Things..." dedication plaque)
He was named after ILM model maker and visual effects art director Bill George.