Person
B. F. Skinner, 1904-1990
Roy Wood Sellars, 1880-1973
Margaret Sanger, 1879-1966
Carl Sagan, 1934-1996
Carl Rogers, 1902-1987
Priscilla Robertson, 1910-1989
Curtis Reese, 1887-1961
James Randi, b. 1928
John Herman Randall Jr., 1899-1980
Charles Francis Potter, 1885-1962
Thomas Paine, 1737-1809
Max Otto, 1876-1968
Hermann J. Muller, 1890-1967
Lewis A. McGee, 1893-1979
Tolbert McCarroll, b. 1931
Vashti McCollum, 1912-2006
Abraham Maslow, 1908-1970
Corliss Lamont, 1902-1995
Paul Kurtz, 1925-2012
Julian Huxley, 1887-1975
Sidney Hook, 1902-1989
A. Eustace Haydon, 1880-1975
Martin Gardner, 1914-2010
Fred Edwords, b. 1948
John H. Dietrich, 1878-1957
John Dewey, 1859-1952
Bette Chambers, 1930-2015
Isaac Asimov, 1920-1992
Norm R. Allen Jr.
