Brian Eno is an ambient music composer who has been active in the music industry since the 1970s. He is best known for his pioneering work in ambient music and his collaborations with other artists. He has released over 30 albums and has worked with a variety of musicians, including David Bowie, U2, and Coldplay. He is also credited with inventing the term 'ambient music' and is considered one of the most influential figures in the genre.