Kevin Rene Cadogan (born August 14, 1970) is an American musician, singer, songwriter, record producer, and guitarist. A founding member of the band Third Eye Blind, he performed with the band from 1993 to 2000. He co-wrote some of Third Eye Blind's most notable hits, including "How's It Going to Be", "Losing a Whole Year", and "Graduate", ten of the fourteen songs on their debut album Third Eye Blind as well as six of the thirteen tracks on his final collaboration with the band in their second album Blue.