in 1974 roger davis servais continued his studies of art at west berlin's school of arts, which, in 1963, he had been forced to intermit. his most influential teacher was otto hofmann, a former pupil of the bauhaus. in 1979 he became a member of the deutscher künstlerbund. in the 1980s roger david servais worked in belgium, france, israel, new york city, sweden and italy. from 1990 onwards he joined the painter and civil rights activist bärbel bohley in her quest to shed light upon oppression and instrumentalization of the arts in the gdr. they both initiated klaus schröder's und hannelore offner's book „eingegrenzt – ausgegrenzt: bildende kunst und parteiherrschaft in der ddr 1961-1989“ (limited - excluded: art and the party's control inside the gdr between 1961 and 1989) published by berliner akademie verlag in 2000.