Hobbes, Thomas (1588-1679)(18)
Spencer, Herbert (1820-1903)(8)
Schiller, Friedrich (1759-1805)(4)
Jhering, Rudolf von (1818-)(3)
Descartes, René (1596-1650)(2)
Galilei, Galileo (1564-1642)(2)
Gierke, Otto von (1841-1921)(2)
Herder, Johann Gottfried von (1744-1803)(2)
Jacoby, Eduard G. (1904-1978) [vermutlich](2)
Mersenne, Marin (1588-1648)(2)