Five graphs that changed the world

Adam Rutherford showcases five data visualisations that changed the world, for both good and ill:

  1. John Snow’s dot map of Soho, that led to an understanding of the transmission of cholera

  2. Florence Nightingale’s Coxcomb of military deaths in the Crimean War

  3. W. E. B. Du Bois’s graphs of African-American advancement in the years following slavery

  4. Henry Goddard’s Kallikak family tree, used to justify eugenics

  5. Ed Hawkins’s global warming colour stripes