Aldous HuxleyAndolfi, MaurizioBarranco, BernardoCalle, RamiroCarlson, RichardCases, FerranCervantes, CristóbalDeida, DavidDeleuze, GillesDor, JoëlDuch, LluísDuhigg, CharlesDyer, Wayne W.Espinosa, AlbertFrei BettoGilson, EtienneHabermas, JürgenIriondo Narvaiza, JavierJean MeyerKabat-Zinn, JonKüng, HansLorente Acosta, MiguelLuckmann, ThomasManfred SvenssonMarquier, AnnieMeirieu, PhilippeNARDONE, GiorgioOshoPacheco Paniagua, Juan AntonioPANIKER , AGUSTINRawls, JohnRENARD, GARY R.Ribas Alba, José MaríaRiusRodríguez Araujo, OctavioRojas Marcos, LuisRojas, EnriqueSantandreu, RafaelSchopenhauer, ArthurSiaud-Facchin, JeanneToro, José MaríaVarios autoresVV. AA.Álvarez Cross, Gloria