Sassoon Journals at the Cambridge Digital Library
http://cudl.lib.cam.ac.uk/collections/sassoon
Pat Barker relied heavily on historical research to reconstruct the characters in Regeneration. The Cambridge Digital Library has scanned dozens of Siegfried Sassoon's actual war-time journals, allowing readers to gain unique insight into the character of the man so central to Barker's novel.
Dulce et Decorum Est
http://www.warpoetry.co.uk/owen1.html
Read Wilfred Owen's most famous war poem with added explanatory notes and a link to recorded readings.
Shell Shock during World War One
http://www.bbc.co.uk/history/worldwars/wwone/shellshock_01.shtml
A history professor explains how shell-shock came to be defined, viewed, and treated during the Great War.
The Repression of War Experience
http://www.gwpda.org/comment/rivers.htm
The real-life W.H.R. Rivers delivers a speech on war neuroses to the Royal Society of Medicine in 1917.
Pat Barker talks about the First World War
http://www.foyles.co.uk/pat-barker
Pat Barker has written several novels that focus on World War I, including Regeneration and its sequels The Eye in the Door and The Ghost Road. Read about why she keeps returning to this period and its crucial impact on British history.