Jenni Murray gives the lie to Thomas Carlyle's infamous declaration that 'the history of the world is but the biography of great men.' Women have played just as great a role in the story of humankind, only for their own tales to be marginalised, censored and forgotten. Their names should be shouted from the rooftops. Marie Curie discovered radium and revolutionised medical science. Empress Cixi transformed China. Frida Kahlo turned an unflinching...