Hungarian architect. He was a student at the Bauhaus from 1921 to 1925. His house design, Der rote Würfel, was included in the 1923 Bauhaus exhibition at Haus-am-Horn. He also worked in the office of Walter Gropius at this time. He returned to Budapest in 1925 and three years later became the Hungarian delegate to CIAM (Congrès internationaux d'architecture moderne). He headed the Hungarian branch of CIAM from 1928 to 1938. He designed many residential buildings in Budapest and collaborated with Breuer and Joszef Fischer on a competition for the Budapest Spring Fair in 1934.