origin: wisconsin, usa, earth (indian origin)
Guy from indian origin who was adopted by a family in Wisconsin. Billy is a bit of a loner and a genius when it comes to electronics. He got a scholarship to study at MiT, and the things he accomplished there got him the attention of the SGC and they offered him a job. He accepted it and works there, and while he finds it all very intruiging he prefers to stay on earth and not go off-world. The only things that really interests him is working on electronic devices.