This issue's cover story explores the role of Christians in America's boutique but burgeoning commercial surrogacy industry-as carriers, as customers, and as critics. Assisted reproduction is a complicated and controversial field for pro-life believers to navigate. Some women who carry babies for other couples view it as a calling. Other Christians believe the practice violates the sanctity of life and marriage. It is mostly, however, an under-discussed subject that has evolved faster than Protestant thinking on it.