"L'histoire des idees", has a nominal existence in the period of the Enlightenment, that is to say, it has its origins in the 19th century in France. From the moment of its appearance and establishment as an independent field, it maintained a close and complementary relationship with philosophy. At present, the History of Ideas is a field in dialogue with History, Historiography, Philosophy and even Psychoanalysis. It is necessary to return to the French intellectual terrain, to the living history and intellectual production of our time in order to analyze the contribution that French philosophers make to the history of Ideas in the 21st century. Specifically, to pay special attention to the system of thought created by the philosopher Alai...