08/21/2026
Medellín may be one of the best case studies I have seen in what vision, positioning and cultural change can do. I say that as someone who has spent years in marketing and growth and traveled there to experience the city firsthand.
When you ride the Metro and Metrocable, visit the libraries and public spaces, and see how people use them, the transformation feels far more tangible than it does in a case study.
Most people think of marketing as promotion: ads, social media, websites and messaging.
But real marketing starts earlier. It begins with deciding what you want people to believe, how you want them to behave and what experience you will build around that belief.
Medellín had a much bigger problem than branding. During the height of narco violence, entire neighborhoods were shaped by poverty, crime, fear and limited opportunity. Criminal networks offered young men what the legitimate system often did not: money, status, belonging and a future they could see.
The city made a different bet. Instead of focusing only on fighting crime, leaders redesigned the environment through Metro and Metrocable access, libraries, parks, sports facilities, education, public spaces and youth programs. The strategy became known as social urbanism.
The city did not simply announce, “We want a healthier, safer Medellín.” It built the proof.
The facilities became the message. The Metro became the message. The libraries became the message. The public spaces became the message.
Every time a child entered a sports facility or a family visited a library, the new vision of Medellín became more believable.
Traveling through the city made the lesson clear: positioning is not just what you say about a place, company or product. It is what people repeatedly experience.
A CEO transforming a company faces a smaller version of the same challenge. You cannot say the culture has changed while rewarding the same behavior, claim customers come first while maintaining painful systems, or announce innovation while punishing people who try something new.
Vision and leadership matter, but the environment, systems and incentives must support them. People need repeated evidence that leadership means what it says.
Medellín did not change because of a clever slogan. It changed because leaders made thousands of decisions pointing in the same direction.
That is marketing at its most powerful: not convincing people that something has changed, but building something so consistently that people believe it, then behave differently because of it.