Longman Grammar of Spoken and Written English (LGSWE) is a descriptive grammar of English written by Douglas Biber, Stig Johansson, Geoffrey Leech, Susan Conrad, and Edward Finegan, first published by Longman in 1999. It is an authoritative description of modern English, a successor to A Comprehensive Grammar of the English Language (ComGEL) published in 1985 and a predecessor of the Cambridge …