In "The Time of the Capetians" (tenth to the fourteenth century), volume 2 of the series, Claude Gauvard takes guideline for the changes that will do the kings of the Franks true kings of France, relying on more institutions more robust and effective, a hierarchical society, a very rapidly growing population (multiplied by 3 over the period) and a tremendous economic dynamism. The personality of the great kings, Philip Augustus or St. Louis is also mentioned.
The book, the paperback has a very beautiful cover and a beautiful paper.