The network paradigm has been found to be useful and indeed necessary to the study of power in society [13]. The aim of the present chapter is to present and discuss the application of node centrality and network centralization to the analysis of the political networks of Mexico, as described in publications by Jorge Gil and Samuel Schmidt and their collaborators, [14-18] (see also [12]). Brass and Krackhardt, in [4], provide an introduction to methodological issues and analytical techniques used in power research. They sum up the network philosophy:

While personal attributes and strategies may have an important effect on power acquisition,…structure imposes the ultimate constraints on the individual.