A thinker best known for promoting this theory used the image of a train’s steam-whistle to suggest that our mental events are an “epiphenomenon” with no causal impact. This theory’s use in namesake “debunking” arguments against moral realism is criticized in Thomas Nagel’s Mind and Cosmos. This theory is opposed (20[1])by the “mousetrap (0[1])analogy” of Michael Behe (“bee-hee”), who has been accused of seeking a (20[1])“skyhook” by Daniel (*) Dennett. (0[1])This theory (0[1])was used to justify laissez-faire politics by the (0[1])author (10[1])of Social Statics, (0[1])Herbert (10[1]0[1])Spencer. (10[5])The “Bulldog” (10[2])Thomas (10[1])Huxley (10[1])defended (10[2])this (10[1])theory, (10[2]0[1])which (10[1])is opposed (10[1])by theorists (10[1])of “irreducible complexity” and “intelligent design.” For 10 points, name (10[1])this theory put forth in (10[1])The Origin of Species (10[4])by Charles (10[1])Darwin. (10[3])■END■ (10[3])