This book brings together for the first time the research conducted in the field of absences, and summarizes existing knowledge regarding missing children and missing adults.

Although absence is a widespread and disturbing phenomenon, the current knowledge on the subject is relatively limited. This book brings together, for the first time, the research conducted in the field of absence, and summarizes the existing knowledge regarding missing children, missing adults, the process of investigating cases of absence, and the effects on the families of the missing. The book invites readers, professionals or not, to enrich their knowledge regarding this complex phenomenon.