Keith Harding was born in London and educated at St Albans School, and at King's College Cambridge. He completed a Ph.D. in History at the University of Sussex in 1983, before beginning his career in EFL.
He worked in language schools in Brighton and International House, London, before joining St Giles International where he has worked as a teacher, teacher trainer (CELTA), Director of Studies, and, since 1994, as Principal. He has worked at both the London Highgate and San Francisco centres. He completed his RSA Diploma in 1985, and has taught all levels and aspects of EFL.
For Oxford University Press he has written Going International (1998), and co-authored High Season (1994), and International Express Intermediate (new edition, 2005).