Writer and actor Jamie Demetriou reveals how an admin mixup paved the way for an unconventional career trajectory, the groups of women unmasking online cheats and ghosters, and Sam Wollaston extols the virtues of sitting down to pee. Because of industrial action taking place by members of the National Union of Journalists at the Guardian and Observer this week, we are re-running an episode from our archive. For more information please head to theguardian.com. We’ll be back with new episodes soon.