In less than five months, Mexico will have a presidential election that is described by media commentators as a perilous undertaking. The problem, according to the pundits and the Trump administration, is that the leftist candidate Andrés Manuel López Obrador could well be Mexico’s next president. But is his possible election really such a threat? It is difficult to say how much he could do if elected, given the forces arrayed against him. But if there is a reform candidate in the race, it is López Obrador.