John Roy Anderson (born 25 October 1944), known professionally as Jon Anderson, is an English-American singer and songwriter best known as the former lead singer of the progressive rock band Yes, which he formed in 1968 with bassist Chris Squire. He was a member of the band across three tenures until 2008. Anderson was also a member of Yes Featuring Jon Anderson, Trevor Rabin, Rick Wakeman.Anderson is also noted for his solo career and collaborations with other artists, including Vangelis as Jon and Vangelis, Roine Stolt as Anderson/Stolt, and Jean-Luc Ponty as AndersonPonty Band. He has also appeared on albums by King Crimson, Tangerine Dream, Iron Butterfly, Battles and Mike Oldfield.