Career
Ex art student Richardson joined Spirogyra in 1972, but the band broke up shortly after and he joined Caravan on viola. In the mid-1970s, he diversified into session work, including with Kevin Ayers, Café Jacques, Penguin Cafe Orchestra, The Buzzcocks. He left Caravan in 1978, but returned in 1980, playing on The Album.
Later in his career, he toured with Murray Head, Penguin Cafe Orchestra and Bob Geldof.
He has also recorded with Murray Head, including Between Us (1979), Innocence (1993) and Pipe Dreams (1996). He released a solo album, Viola Mon Amour, in 1993, followed by three albums with fellow Caravan band member Jim Leverton, Follow Your Heart (1995), Poor Manitoba"s Rich Manitoba (2000) and The End of The Pier Show (2006).