In 2019, Ian Sample delved into the mind of a bullshitter, talking to psychologists about what prompts people to spout nonsense and gibberish. Recently, one of the researchers he spoke to, Shane Littrell, published a study asking – can you bullshit a bullshitter? Not being able to resist diving into the dark arts of BS once more, Ian Sample invited Shane back on the podcast to hear the answer and find out what it might tell us about the spread of misinformation. Help support our independent journalism at <a href="https://www.theguardian.com/sciencepod">theguardian.com/sciencepod</a>