Gnostic Architecture (Monacelli Press, £30) is 'the definitive statement of Eric Owen Moss' design theory'. Gnosticism, I learn, 'allows the architect to transcend the contradictions encountered along the path that is the practice of architecture, so that the architect may rely on internally derived insights.' Ultimately, says Moss, 'an architect's integrity is dependent on his own introverted compass.' As his office (pictured) shows . . .