Losing weight and changing your sexual orientation are both notoriously difficult to do successfully. Yet many faithful evangelical Christians believe that thinness and heterosexuality are godly ideals and that God will provide reliable paths toward them for those who fall short. "Seeking the Straight and Narrow" is a fascinating account of the world of evangelical efforts to alter our strongest bodily desires.Drawing on fieldwork at First Place, a popular Christian weight-loss program, and Exodus International, a network of ex-gay ministries, Lynne Gerber explores why some Christians feel...