For Lisa Knopp, homesickness is a literal sickness. During a lengthy sojourn away from the Nebraska prairie, she fell ill, and only when she decided to return home did she recover. Homesickness is the triggering event for this collection of essays concerned with nothing less than what it means to feel at home. Knopp writes masterfully about ecology, place, and the values and beliefs that sustain the individual within an impersonal world. She is passionate...