"Crazy for God" by Frank Schaeffer

This is a memoir by Frank Schaeffer, the son of Dr Francis Schaeffer (1912-1984) - a man who will be remembered as one of the architects of the American Religious Right.  The subtitle of the book is "How I grew up as one of the elect, helped found the religious right, and lived to take all (or almost all) of it back".

"The Invention of God" by Thomas Roemer

This book, by Thomas Roemer of the Collège de France, seeks to trace the evolution of "the god Yhwh, a desert war god who became the one unique God of the monotheistic religions".