This document is a presentation reference material titled 'Missing Persons – SAR, Contrasting Perspectives' by Maureen Trask and Michael LaRocque, detailing various resources related to the issue of missing persons. It includes definitions, reference materials from notable authors like Pauline Boss, and highlights legislation and advocacy efforts in Canada regarding missing persons. The document also outlines support resources for families coping with missing loved ones and calls for the establishment of a national missing persons framework in Canada.