Noam Chomsky is a prominent linguist, cognitive scientist, and philosopher known for his groundbreaking work in the field of linguistics. Chomsky's research focuses on the study of language structure and acquisition, particularly through his theory of Universal Grammar which posits that all humans have an innate ability to learn language. He has also explored the relationship between language and cognition, and the implications of his research reach into fields such as education, psychology, and artificial intelligence. Chomsky is also a prominent political activist and has written extensively on the topics of politics, media, and globalization.