Channel 4 is a commercial, public service broadcaster regulated by Ofcom. Channel 4 is built around four core values: nurture talent, inspire change, champion alternative views & perspectives, challenge people to see the world differently. Uniquely, it commissions all of its originated content from the UK indie sector. Channel 4 has a history of producing engaging Arts programming, including popular series and highly distinctive single films. The department′s output includes The Arbor, Cave of Forgotten Dreams, and most recently Dreams of a Life.