John Curran wrote his doctoral thesis on the Golden Age of Detective Fiction at Trinity College, Dublin. For many years he edited the official Agatha Christie Newsletter and acted as consultant to the National Trust during the restoration of Greenway House in Devon. His books about Dame Agatha's notebooks won numerous nominations as well as the Agatha, Antony and Macavity non-fiction crime-writing awards, and he is continual demand as a speaker and expert on the genre.