Sommerville RB, Nystrom I.E. DarleyJNI, Cohen JD. 2001. An 111181 investigation of emotional engagement in moral judgment. Science. 293:2105-2108. Hare RD.FrazelleJ.Cos ON. 1978. Psych t ;pathy and ptivsiologjc•al responses to threat of an aversive stimulus. Psychophysiology. 15:165-172. Ileatherton T, Wykugl CL Ma