 In Germany he remained a significant figure in German linguistics well into the 1960s, when politically as well as linguistically his views fell into scientific discredit.His theory was then overtaken by new structuralist and universalist approaches from Britain and America, as well as elsewhere in Europe – "history" was out, "structure" was in.One of his pupils, Helmut Gipper, prominently developed his ideas in modified form, in a series of articles and as co-editor of the Duden "Grammatik" from the late 1950s onwards.