"He had survived but did not seem to feel himself lucky. Deprived of the daily emergencies of war, he had lost his framework of denial."

Trench Warfare
Public DomainTrench Warfare - Credit: Illustrated London News
After World War I, pioneering research was carried out into the causes and treatment of "shell-shock", or Post Traumatic Stress Disorder as it became known: a natural emotional reaction to a deeply shocking and disturbing experience. 

The Regeneration trilogy by Pat Barker tackles this difficult subject.


Charlotte Gray is the daughter of Captain Gray, the commanding officer of Stephen Wraysford in Birdsong.