Date of Birth: 
About Brian Cook (musician)
- Brian Cook (born July 16, 1977) is an American bass guitarist currently in the bands Russian Circles and Sumac.
- He was also previously a full-time member of Botch, These Arms Are Snakes and Roy, and also a session musician for Mouth of the Architect.
- Cook is also a freelance journalist and has published a book titled The Second Chair is Meant for You.
- He is openly gay.
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