The Secretary of Transportation of the City of Buenos Aires has been the driving force behind cultural change that focuses on citizens. The Sustainable Mobility Plan has marked the course of the city government’s public policy in the area of transportation. Its three pillars are connected by a comprehensive and systematic plan for road safety. The first pillar prioritizes public transportation in a city with over 8 million commuting trips, 84% of which are by public transportation. The second pillar promotes healthy mobility by encouraging cycling and walking. The third pillar develops intelligent mobility.