Nansen, Fridtjof. Born near Christiania, Norway, 1861. Made his first Arctic exploration in 1882, followed by a second in 1888-89, when he crossed Greenland. From 1893 to 1896 Nansen was engaged in his famous expedition in the "Fram," when he penetrated farther north than any of his predecessors. Was professor of zoology at Christiania University. Took and active part in effecting separation of Norway from Sweden in 1905, and was Norwegian ambassador to England, 1906-08.