A recent study found that nearly 40 percent of Americans raised nonreligious become religious (typically Christian) as adults, while only 20 percent of those raised Protestant switch.9 If that trend continues, my secular friends are twice as likely to raise children who become Christians as I am to raise children who become nonreligious.10 And the kind of religious beliefs people hold today are not the kind that fit comfortably into the “Coexist” bumper sticker. In North America, partly thanks to