References
C. Daniel Batson
(2009). These things called empathy: eight related but distinct phenomena. In J. Decety, & W. Ickes (Eds.). The social neuroscience of empathy (pp. 3-15). Cambridge, Mass.: MIT Press.
(2008). Moral masquerades: experimental exploration of the nature of moral motivation. Phenomenology and the Cognitive Sciences, 7 (1), 51-66. https://doi.org/10.1007/s11097-007-9058-y.