Moll, Jorge; Krueger, Frank; Zahn, Roland; Pardini, Matteo; de Oliveira-Souza, Ricardo; Grafman, Jordan. Human fronto–mesolimbic networks guide decisions about charitable donation. Proceedings of the National Academy of Sciences 103 (42), 15623-15628, 2006.  Epub 2006 Oct 9. PMID: 17030808; PMCID: PMC1622872