Nansen studied zoology at the Royal Frederick University in Christiania ( renamed Oslo in 1925 ) , and later worked as a curator at the Bergen Museum where his research on the central nervous system of lower marine creatures earned him a doctorate and helped establish modern theories of neurology .
Nansen studied zoology at the Royal Frederick University , and later worked as a curator at the Bergen Museum where his research on the central nervous system of lower marine creatures earned him a doctorate and helped establish modern theories of neurology .