This book about the hospital Craiglockhart & two of its most famous patients, Siegfried Sassoon & Wilfred Owen, tracks the effects of industrial warfare on soldiers & the origins of PTSD. Shell shock was seen by many commanding officers not as an illness but cowardice& thus punished. It was thanks to physicians such as Dr Rivers who treated the men with compassion that some lucky few found healing. The strongest parts of the book are the poems