Porcupine Tree is a British progressive rock band formed in 1987 by musician Steven Wilson. The band is known for its unique blend of rock, metal, and electronic music, often incorporating complex song structures and thought-provoking lyrics. Over the years, they have released several critically acclaimed albums, gaining a dedicated fan base. The band's lineup has evolved, but key members include Richard Barbieri, Colin Edwin, and Gavin Harrison. Porcupine Tree went on hiatus in 2010, but they reunited in 2021, much to the delight of their fans. Their music continues to influence the progressive rock genre.