What are some examples of popular but morally questionable beliefs?

Jan 7, 2016 ... Yes, one can argue that the inference of "rights" from "nature" is not empirically valid, and in logic would appear not as a fallacy per se, but as a dubious ... (2) “Darwinian Natural Right and the Naturalistic Fallacy.” A Review of Larry Arnhart, Darwinian Natural Right: The Biological Ethics of Human Nature. In ... Week Two (September 11th and 13th): The Naturalistic Fallacy. Required Readings: Moore, Principia Ethica, §§ 1-17. Frankena, “The Naturalistic Fallacy”. Week ... When the conclusion expresses what ought to be, based only on what is, or what ought not to be, based on what is not. This is very common. The naturalistic fallacy is a source of much confusion. In what follows I will explain what G.E. Moore meant by the naturalistic fallacy, give modern day ... May 27, 2014 ... ... naturalistic fallacy, is/ought inferences, epistemic “oughts,” deontic “oughts,” defeasible reasoning, deontic reasoning. When scholars ... The Naturalistic Fallacy is based on the mistaken notion that you can deduce moral lessons from observing nature... that is, what is natural is morally good. - ... The naturalistic fallacy is an alleged error in ethics, not in logic. Defining "good" as what is natural is, at most, an instance of the naturalistic fallacy. “I have no intention to commit what is often called the genetic or naturalistic fallacy,”. F. A. Hayek, The Fatal Conceit, p. 27. In his paper titled “Did Hayek ... An appeal to nature is a logical fallacy that occurs when something is assumed to be good because it is "natural" or bad because it is "unnatural".