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was a US Marine who signed up for service in the Vietnam War to "accelerate my progression toward being considered a man.” But after his tour of duty he ended up as veteran protesting against the war, stunned
by the psychological impact on himself and his fellow soldiers. He began to investigate the symptoms of his fellow veterans and, along with other anti-war psychologists and psychiatrists, proposed
a disorder called "post-Vietnam syndrome" where veterans carried emotions of the war with them despite being safely back on US soil. In fact, various forms of combat stress had been recorded during previous wars, from "disordered action of the heart" diagnosed
in the Boer Wars to the dramatic symptoms
of shell shock and war neurosis from the First World War. The concept caught on
and appeared, in a demilitarised form, as "post-traumatic stress disorder," a mental illness where an earlier ...
