Sidgwick & Jackson is an imprint of book publishing company Pan Macmillan. Formerly it was an independent publisher; as such it was founded in Britain in 1908. Its notable early authors include poet Rupert Brooke and novelist E.M. Forster. In more recent times it helped launch the careers of Lynda La Plante, Shirley Conran and Judith Krantz.
The Managing Director from 1968 to 1995 was William Armstrong; the company and Armstrong were said to have encouraged individuality and entrepreneurship among staff. Armstrong was also the father of the singer Dido.[2][3]
Their archives from 1903 to 1966 are held by the Bodleian Library, Oxford.[4]