If prostitution is the oldest profession in the world, then punting is the oldest consumer activity. Yet it remains broadly unexamined, perhaps because the questions it raises are too uncomfortable.
The moral crusade against the sex trade, whether it is pursued by the police or by high-profile feminists who have never done sex work, serves the same function that it has always served, writes Laurie Penny.
The Invisible Men Project aims to reveal what men who visit sex workers think about the women involved.
Back from Paris where she has been interviewing prostitutes, politicians, police, and feminists who argue both for and against legalising prostitution, Valeria Costa-Kostritsky asks whether this is the answer.