Debra Haffner delights in the reactions she gets when strangers ask her what she does for a living. "I'm a minister and a sexologist," she says. They blink their eyes and try to reconcile what seems to them to be two opposing forces. Religion in the U.S., after all, seems to have quite a reputation for trying to stifle the joy of sex. So how could she joyfully live in these two worlds of church and sexuality? "Our sexuality and our spirituality are intimately connected," Haffner told a crowd at the First Unitarian Society in Madison earlier this month. At...