Since its inception in 1901 , the winner of the Nobel Peace Prize has been chosen , in accordance with Nobel 's wishes , by a five-member committee of lawmakers elected by the Norwegian parliament , the Storting , and assisted by specially-appointed expert advisers . Alfred Nobel determined who would decide winners in his will establishing prizes . Peace prize decided by five - person committee elected by Norwegian parliament . Committee chooses nominees from list of qualified nominators . Nominees are then nominated and winner is decided by public vote .
Alfred Nobel determined who would decide winners in his will establishing prizes . Peace prize decided by five - person committee elected by Norwegian parliament . Committee chooses nominees from list of qualified nominators . Nominees are then nominated and winner is decided by public vote .