Academy Awards | Bachelor of Science | United States Military Academy | National Science Foundation | Russian Academy of Sciences | American Association for the Advancement of Science | National Academy of Sciences | American Academy of Arts and Sciences | political science | Master of Science | Science | Academy Award for Best Foreign Language Film | United States Naval Academy | Computer Science | Norwegian language | United States Air Force Academy | Royal Academy of Music | computer science | science | Political Science | Academy of Motion Picture Arts and Sciences | Brooklyn Academy of Music | Phillips Academy | Royal Military Academy Sandhurst | Mystery Science Theater 3000 | Norwegian University of Science and Technology | Norwegian people | Phillips Exeter Academy | Chinese Academy of Sciences | British Academy of Film and Television Arts |
He was a member of the Norwegian Academy of Science and Emeritus at the Institute for theoretical Astrophysics at the University of Oslo.