Who is Dr. Oskar Willig from Ice Hunt and what is their importance?

Oskar is the elder statesman of the entire Omega group and a Swedish oceanographer. His accomplishments are numerous including the Nobel Prize in 1972. He has unruly gray hair and has a distinguished look about him. His frame is wiry and he is agile and fit for his seventy years of age. He was previously a lecturer at the University of Stockholm.