He was one of the main figures in the founding of Translation Studies in the English-speaking world in twentieth century. He was also very influential in the Spanish-speaking world.
He is widely read through a series of accessible and occasionally polemical works: A Textbook of Translation (1988), Paragraphs on Translation (1989), About Translation (1991), More Paragraphs on Translation (1998).
He was associated with the founding and development of the Centre for Translation Studies at Surrey. He was chair of the editorial board of the Journal of Specialised Translation. He also wrote "Translation Now" bimonthly for The Linguist and was an Editorial Board Member of the Institute of Linguists.