Two answers required. An essay by one of these thinkers pairs the other with Coleridge as the “seminal minds” of their age. A claim made by one of these thinkers is the subject of a “proof” by the other based on an analogy between being “visible” and “desirable,” which G. E. Moore cited as a case of the naturalistic fallacy. One of these thinkers was quoted by the other as calling poetry no better than the game push-pin and led the Philosophical Radicals with the other’s father James. These are the two thinkers most discussed as exemplars of a view contrasted with intuitionism and egoism in Henry Sidgwick’s The Methods of Ethics. These thinkers differed (10[1])on whether there are higher and lower pleasures in their versions of the greatest happiness principle. For 10 points, Panopticon and On Liberty are respectively by what two founders (-5[1])of utilitarianism? ■END■ (0[2])