Which director is of the Swiss nationality, Alain Tanner or Stan Brakhage?
Alain Tanner: Alain Tanner (born 6 December 1929) is a Swiss film director. Stan Brakhage: James Stanley Brakhage ( ; January 14, 1933 – March 9, 2003), better known as Stan Brakhage, was an American non-narrative filmmaker.
Alain Tanner