Introduction
Part I. The French political philosophy of science in the late nineteenth century : eclecticism, positivism, and political romanticism
The philosophical eclecticism of Victor Cousin
The engineers' paradise : Saint-Simon, Auguste Comte, and Pierre Leroux
The philosophical and political debates of the spiritualists, the scientists, and the positivists
Part II. Philosophical-political debates in Mexico : positivism and spiritualism
The paradise of the physicians : the Mexican positivism of Gabino Barreda
The political spiritualism of José María Vigil and the political and historical debate with Sierra
The philosophical debates over the logic textbook
Conclusion.