That sense of family extends to their crew and their legion of fans, all of whom have discovered the band through word-of-mouth and, latterly, the Internet.

CNN: Hands up, I'm an Iron Maiden fan

In 1969, Yes recorded their eponymous debut album, to be followed by Time And A Word, on which his band mates Jon Anderson and Chris Squire wanted the backing of an orchestra.

BBC: Peter Banks: Original Yes guitarist dies aged 65

The presentation included a live jazz band performance and spoken word and rap performances by inmates.

FORBES: San Quentin Prisoners Learn Technology, Pitch Startups

The Internet has clearly helped the growing band of trust promoters spread the word to a broader market.

FORBES: If It Sounds Too Good...

Never a guitar virtuoso (at least not in the commonly understood "musical" sense of the word), his playing has always been intrinsically in service to his band and its songs.

NPR: Wait, Keith Richards Is 65?

The word "office" may bring to mind an infinite landscape of bland cubes, but the band Office redefines it around exuberant hooks, boy-girl vocals and electro-pop keyboards.

NPR: From Office to Office, a Thrilling Escape

The thieves are a band of Norman mercenaries, including a mysterious warrior who calls himself Harlequin, from the old French word hellequin, meaning a troop of the devil's horsemen.

ECONOMIST: Writers in profile