― Has it never struck you as odd that the world’s oldest profession has no professional qualification? If doctors and lawyers, the second and third oldest, have recognised occupational standards why not prostitutes? ∙ Well, yes, I know; the intuitive response must be - who needs this? Sex, after all, is the sort of thing that comes naturally. We all like to think we can do it, free of instruction, at least with a little, ahem, hands on practice. In prostitution practice surely makes [...].