Artists, writers, and musicians have attempted to capture for us a glimpse of what they might be like. Philosophers, theologians, and clergy have surmised about their deeper importance within our faith-life. Yet most people still feel that angels are a mystery. The current popularity of angels is an enigma for many, including Sister Charlene Altemose. Like others, she asks, "Why is there a sudden interest in angels when the world seems so estranged...