Steven Wilson is a twice Grammy-nominated producer, writer and performer, best known as founder and front man of British rock band Porcupine Tree. He has also produced and /or mixed albums for artists as diverse as Swedish metal band Opeth, Norwegian chanteuse Anja Garbarek, and progressive rock institutions King Crimson and Jethro Tull. He also co-wrote and sang a track from Pendulum's number one album Immersion. Porcupine Tree’s last album was a top 30 album in both the UK and USA, and the tour climaxed with sold out shows at Royal Albert Hall in London and Radio City Music Hall in New York.