The electricity sector is one of the most important industries in the country. Based on that, and due to advances in this area around the world it was necessary to enact an energy reform initiative to establish a competitive environment, encourage renewable energy, and to increase the quality of electricity service for the Mexican people. These changes haver resulted in the participation of the private sector, rate reductions, better generation of clean energy, the development of gas pipeline infrastructure, the modernization of power plants, and the expansion of power transmission lines around the country. In this book, written by Enrique Ochoa Reza, current Chief Executive Officer of the Federal Electricity Commission, he provides an account of the challenges that the country faced before the energy reform, the change in the legal framework this reform has produced, and the benefits and transformation that have taken place since its implementation. This essay offers a unique opportunity to understand the importance and need for energy reform of this dimension for Mexico.