Gherardo Colombo
Friedrich Engels
Roger Bartra
Steiner George
Friedrich Nietzsche
Jaime Labastida
Karl Marx
Tiqqun
Hannah Arendt
Franco Berardi Bifo
Robert Graves
Franz Mehring
Esther Diaz
José Pablo Feinmann
Feinmann Jose Pablo
Arthur Schopenhauer
Adrian Cangi, Ariel Pennisi
William Irwin, Mark T Conard, Aeon J. Skoble
Aa.Vv.
Beneyto J.M./Gonzales Fuentes
Abraham Tomas
Natalia Sabater
Claudia Aguilar
Raimon Panikkar
Jorge Eugenio Dotti
Karl Löwith
Canto Sperber
Cioran E.M.
Rudiger Safranski
Bloch Ernst
Tomas Abraham
Soren Kierkegaard
Nicholas Thoburn
Miguel Benasayag, Angelique Del Rey