"It is wrong always, everywhere, and for anyone, to believe anythingupon insufficient evidence." -- W. K. CliffordThe above forthright assertion of mathematician and educator W. K. Clifford (1845-1879) in his famous essay "The Ethics of Belief" drew an immediate response from Victorian-era critics, who took issue with his reasoned and brilliantly presented attack on beliefs "not founded on fair inquiry." An advocate of evolutionary theory, Clifford...