This book is the first full critical history of incognito social investigation texts - in other words, works detailing their authors' experiences whilst pretending to be poor. The most famous example is Down and Out in Paris and London, but there has been a vast array of other works in the genre since it was created in 1866 by James Greenwood's 'A Night in a Workhouse'.

It draws up a classification of incognito social investigation texts, dividing them into four subtypes. The first comprises those texts following most narrowly in James Greenwood's footsteps, taking the extreme poor...