He is an American linguist and university professor who, through his numerous books ("Aspects of the Theory of Syntax" (1965), "Manufacturing Consent: The Political Economy of the Mass Media" (1988), has delved into the manipulation of language in contemporary society, becoming a public figure of great international prestige.

 Throughout his life, he has been a critic of United States foreign policy, particularly in the wars against Iraq and Afghanistan. A multifaceted activist, he has left an indelible mark on the world of linguistics and society in general.