An
individual who is unbelievably good at what he does, his specialty. A person so centered on this special skill his/her
lifelong pursuit that it has cost him in
social skills. She/he is a bit of an oddball, nonfunctional in many other areas of their Life.
Like the TV series "Monk" would be a good
fictional caricature. A more real caricature would be
Stephen Hawking among the world of physicists or Carl Sagan on the cosmos. These roots have obvious beginnings in the spiritual or
religious monks of the monastery only applied to modern day times.