1817–1862 | Henry David Thoreau |
1902–1987 | Carl Rogers |
1838–1914 | John Muir |
1809–1865 | Abraham Lincoln |
1929–1968 | Martin Luther King, Jr. |
1842–1910 | William James |
1859–1952 | John Dewey |
1897–1980 | Dorothy Day |
1857–1938 | Clarence Darrow |
1907–1964 | Rachel Carson |
1835–1919 | Andrew Carnegie |
1837–1921 | John Burroughs |
1821–1912 | Clara Barton |
1820–1906 | Susan B. Anthony |
1860–1935 | Jane Addams |