Thighpaulsandra (Tim Lewis) is a Welsh experimental musician and multi-instrumentalist known mostly for performing on synthesizers and keyboards. As Tim Lewis, he began his career working with Julian Cope. A collaboration with Cope in 1993 followed, as the experimental duo Queen Elizabeth. In 1997, former Cope guitarist Mike Mooney invited Lewis to fill for the departing Kate Radley on a Spiritualized tour, where he remained until early 2008.
In 1999 he became a member of the experimental band Coil and performed on such albums as Astral Disaster, Musick to Play in the Dark Vol. 1 and Musick to Play in the Dark Vol. 2. He has subsequently released several solo albums.
Since leaving Spiritualized in 2008 Thighpaulsandra has been working with Elizabeth Fraser on her forthcoming solo album and was part of her group for a series of live shows at the Royal Festival Hall in 2012 as part of the Meltdown Festival. In September 2013 he joined Wire on their UK and European tours playing keyboards.
After a hiatus from solo work, Thighpaulsandra released The Golden Communion in 2015.