Karl Dietrich Bracher
István Mészáros
Michael Freeden
Thomas Piketty
Donald R. Kelley
Bryan S. Turner
Howard Rosenthal
George Lichtheim
D. J. Manning
Jonathan Haidt
Alex Roberto Hybel
Joe McCarney
Frank Reinhardt Morris
David Cooper (undifferentiated)
Alasdair C. MacIntyre
Robert Benewick
Alfred North Whitehead
William Oliver Martin
James H. Mittelman