Woman's Hour

Trans women should use toilets according to their biological sex, according to the equalities minister Bridget Phillipson, this is in response to the UK Supreme Court’s ruling a week ago on the legal definition of a woman. The Prime Minister Keir Starmer has welcomed the decision, saying it provides much needed clarity, and his office has confirmed that the Prime Minister no longer believes trans women are women. There have been protests against the decision, with critics saying it is incredibly worrying for the trans community. The ruling followed a long-running legal battle between the Scottish Government and the campaign group For Women Scotland. Susan Smith, one of the directors, gives her reflections on the outcome, a week on. The historian Tiffany Watt Smith traces the evolution and messy realities of female friendship across the past century in her new book Bad Friend. Tiffany talks to Clare about bad friends through history: the romantic school girls of the 1900s; office gossips; mum cliques; angry ac