German social theorist and philosopher (born 1929)
Jürgen Habermas (UK: HAH-bər-mass, US: -mahss; German: [ˈjʏʁɡn̩ ˈhaːbɐmaːs] ; born 18 June 1929) is a German philosopher and social theorist in the tradition of critical theory and pragmatism. His work addresses communicative rationality and the public sphere.
https://en.wikipedia.org/wiki/J%C3%BCrgen_Habermas