1881–1973 | Ludwig von Mises |
1863–1952 | George Santayana |
1872–1970 | Bertrand Russell |
fl. c. 1806–c. 1873 | John Stuart Mill |
1818–1883 | Karl Marx |
1883–1946 | John Maynard Keynes |
1856–1939 | Sigmund Freud |
1812–1870 | Charles Dickens |
1809–1882 | Charles Darwin |
1798–1857 | Auguste Comte |
1874–1965 | Sir Winston Churchill |
1857–1941 | Robert Baden-Powell |