Magazine fable Anna Wintour is stepping down arsenic exertion of manner book US Vogue aft 37 years successful the post, US media reported Thursday. Wintour, who took the helm astatine US Vogue successful 1988, announced her departure astatine a unit meeting, but she volition enactment connected arsenic radical proprietor Conde Nast's planetary main contented serviceman and arsenic editorial manager astatine Vogue, People mag reported.