"A Weary Road: Shell Shock in the Canadian Expeditionary Force, 1914-1918" by Mark Osborne Humphries is a comprehensive textbook that delves into the historical and psychological impact of shell shock on soldiers in the Canadian Expeditionary Force during World War I. Published by University of Toronto Press in 2018, this first edition hardcover book spans 459 pages and employs English language. The book explores the causes, symptoms, and treatment of shell shock within the military context of Canada and the First World War, making it a valuable resource for both historians and those interested in military psychology.