Nate Ruess and Mary Ramsey, are of which nationality?
Nate Ruess Nathaniel Joseph Ruess (born February 26, 1982) is an American singer and songwriter. He is the lead singer of the indie pop band Fun., and previously of The Format. As of 2015, he also performs as a solo musician.
Mary Rees Susan Mary Rees, FRS (born Cambridge, 31 July 1953) is a British mathematician and a Professor of Mathematics at Liverpool University since 2002, specialising in research in complex dynamical systems.