context: Born in Enfield, Middlesex, Haining began his career as a reporter in Essex and then moved to London where he worked on a trade magazine before joining the publishing house of New English Library in 1963.
source: Haining achieved the position of Editorial Director before becoming a full-time writer in the early 1970s.
reference_original: В начале 1970-х годов Хейнинг дослужился до должности директора редакции, после чего стал штатным писателем.
reference_flipped: В начале 1970-х годов Хейнинг дослужилась до должности директора редакции, после чего стала штатной писательницей.