 In modern totalitarian society, anti-rationalism and the centralization of institutional control both serve to limit the scope provided for scientific activity.Later work has added "originality", and shortened 'organized scepticism' to 'scepticism', producing the acronym 'CUDOS' (sometimes these 5 concepts are misleadingly named 'Mertonian norms').Other works additionally replace 'communism' with 'communalism' (e.g.