Michael Halliday was a prominent British linguist, best known for his work in the field of systemic functional linguistics. Born in 1925, he made significant contributions to understanding how language functions in social contexts. His theories emphasize the relationship between language and its use in communication, focusing on how people convey meaning through language. Halliday's influential ideas have shaped various areas, including linguistics, education, and discourse analysis. He developed the concept of language as a social semiotic system, which highlights the role of context in shaping meaning. His work continues to impact linguistics and related fields, inspiring scholars and educators worldwide.