I can't recommend this highly enough. This is not an anti-religion screed at all, but comes at the topic of religion as a naturally emerging aspect of humanity in a thoughtful, funny, accessible way. It is “New Atheist” only in that it calls for open questioning and research of religion and its utility (and it's written by an atheist).
Though her politics, her insane desire for social progress to reverse, and her obvious antipathy for anyone with a college degree make me want to chop off my hands and bleed to death, this is still a useful, educational, and yes, witty and well written account of the Reagan White House - most particularly in regards to the art of writing in a political fishbowl.