Cattell, James McKeen (1860-1944)(2)
Münsterberg, Hugo (1863-1916)(2)
Titchener, Edward B. (1867-)(2)
Abbott, Albert Holden (1871-)(1)
Avenarius, Richard (1843-1896)(1)
Baird, John Wallace (1869-1919) [vermutlich](1)
Baldwin, James Mark (1861-1934)(1)
Fullerton, George Stuart (1859-1925)(1)
Hartmann, Eduard von (1842-1906)(1)