The Free Birth Society (FBS) is a multimillion-dollar business that promotes the idea of women giving birth with no medical assistance. Now, a year-long Guardian investigation has revealed the FBS has been linked to baby deaths around the world. Mothers lost children after being radicalised by uplifting podcast tales of births without midwives or doctors, all while influencers made millions pushing so-called ‘wild’ births. Investigations correspondent Sirin Kale speaks to Reged Ahmad about why so many women find the claims made by the Free Birth Society so appealing but why medical experts say they are dangerous