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Historian Bettany Hughes talks about the hidden and, often controversial, history of women in religion. Poet Kathleen Jamie chats about her latest book on nature putting everything from human cells to the Northern Lights under the microscope. Are sex workers in the five London boroughs surrounding the Olympic Village being targeted in the "clean up" operation before this Summer's Games. Plus an investigation into the use of expert witnesses in legal cases - do they need to be better regulated ? And with nearly half of all croupiers being women, what's it like to be on the other side of the gaming table? Producer Laura Northedge.