How to remain sane in a referendum

If you've already been involved in fierce arguments with friends and family about the EU or baffled by claim and counter claim on either side, then have a listen to this World at One Survival Guide.

Scottish author Val McDermid shares some advice on living through a referendum campaign: "What you have to remember is that disagreement about a political principle is never grounds for falling out with the people you love. Don't let it get personal."