Hans Rosling (Swedish pronunciation: [ˈhɑːns ˇruːslɪŋ]; 27 July 1948 – 7 February 2017) was a Swedish physician, academic, and public speaker. He was the Professor of International Health at Karolinska Institute and was the co-founder and chairman of the Gapminder Foundation, which developed the Trendalyzer software system. He held presentations around the world, including several TED Talks in which he promoted the use of data to explore development issues. His posthumously published book Factfulness, coauthored with Anna Rosling Rönnlund and Ola Rosling, became an international bestseller.

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