books.google.com - This is a fascinating study of Christian Anthropology, grace, and sin and is intended for the educated lay person. This is a challenging and engaging study for all who want to explore these themes more deeply....http://books.google.com/books/about/A_Christian_Understanding_of_Human_Natur.html?id=FmB8QVGY5R4C&utm_source=gb-gplus-shareA Christian Understanding of Human Nature: To Hunger for God