Scientists from various disciplines have begun to focus attention on the psychology and biology of human morality. One research program that has recently gained attention is universal moral grammar (UMG). UMG seeks to describe the nature and origin of moral knowledge by using concepts and models...

Shaun Nichols’ "Rational Rules" is the most creative and interesting response to moral nativism to appear since the naturalistic turn in moral psychology that began several decades ago. Nichols accepts the basic nativist observation that the moral rules children acquire are surprisingly rich...

In "Moral Heuristics," Behavioral and Brain Sciences 28(4), 531-573 (2005), Professor Cass Sunstein draws on recent scientific literature on heuristics in judgment and decision-making to argue that heuristics play a pervasive role in moral cognition and often lead to mistaken and even absurd...