"Guttorm Fl\u00F8istad (born 5 December 1930) is a Norwegian philosopher.He was born in Arendal as a son of sawmill owner Ivar Fl\u00F8istad (1900\u20131974) and Thordis Renskaug (1905\u20131954). He is married to teacher Kirsten Kathrine Kaspersen. He is a grandson of politician Guttorm Fl\u00F8istad and great-grandson of politician Ivar Guttormsen Fl\u00F8istad.He was a professor of the history of ideas at the University of Oslo from 1973 to his retirement."@en . "Floeistad, Guttorm"@en . . "Philosopher" . "1930-12-05Z"^^ . "1930Z"^^ .