Richard Hayes: librarian and code-breaker

One morning in May 1947, a German wartime spy named Hermann Görtz was brought to the Aliens’ Office in Dublin Castle and told he would be deported hom(...)

 Scanning electron micrograph of the anaerobic spirochaete bacteria Treponema pallidum, the causative agent of syphilis  in humans

In one of James Joyce’s more scurrilous puns, from Ulysses, his protagonist known only as “the citizen” expresses contempt for any talk of the civilis(...)

Margaret Hayes, who has died aged 59, was the youngest woman to become secretary general of a government department. After retiring, she became(...)