The Greatest
Transformation on Earth
The world said it couldn’t be done.
They did it anyway.
The city the world gave up on is now the city the world wants to learn from.
Come find out why.
10 days in Colombia.
A lifetime shift in how you lead.
Nov 21st – Dec 2nd, 2026
Medellín & Filandia
Colombia
Exclusive experience. Only 12 spots available.
MEET THE LEADERS BEHIND ONE OF THE WORLD’S GREATEST TRANSFORMATIONSAND DISCOVER HOW THEY DID IT.
Florin Negruțiu
Founding author
2026-03-17 13:39:00
Astăzi vreau să vă vorbesc despre acest om cu care am petrecut o după amiază întreagă în Medellin. Știu, când vă gândiți la Medellin multora vă vin în minte instantaneu cartelurile de droguri, crimele din „cel mai periculos oraș din lume” și Pablo Escobar. Așa era în anii 90.
Thirty years ago, Medellín was broken by fear and violence. The city had the world’s highest homicide rate and was written off by the world as a lost cause. The Mayor of New York stated “The only solution to save Medellín is to bomb it and start from zero.”
And yet… from the ashes, something extraordinary happened. In 2004, a mathematician named Sergio Fajardo stepped into office as Mayor of Medellín (2004–2007) and set out to rewrite its story.
Fajardo didn’t rely on politics or power – he relied on people. He believed that education, culture, and beauty could heal violence and restore dignity. His administration built world-class libraries in the poorest neighborhoods, schools that sparked opportunity, and public spaces that brought citizens together.
Fajardo’s leadership became a catalyst that set Medellín on a new course toward innovation, inclusion, and pride. By the time his term ended, Medellín had begun one of the most celebrated urban transformations in the world – a legacy that still shapes the city today.
Join us on this incredible immersion and meet Sergio Fajardo and his team in person to learn how his leadership lit the spark that turned Medellín from a symbol of fear into a beacon of hope for the world.
LEARN HOW THE FORCES BEHIND MEDELLIN’S TRANSFORMATION WERE UNITED TOGETHER.
It’s probably the most beautiful trip I’ve taken in many years.
Dan Pitic
CEO Perpetuum & ScalaYou have to come here to understand what the transformation of a country really means.
Florin Negruțiu
Journalist, owner of RepublicaSergio Fajardo’s journey is a powerful story of vision, integrity, and collaboration. A mathematician turned public leader, he stepped into Medellín’s political landscape at a time when the city was struggling with deep inequality, violence, and mistrust.
Sergio didn’t save Medellín with power or politics. He did it with people, education, and the audacity to believe beauty could heal violence. Now you can meet him and ask him how.
As mayor from 2004 to 2007, Fajardo united diverse forces community activists, educators, architects, urban planners, entrepreneurs, and civic leaders around a shared mission: to rebuild Medellín through inclusion, transparency, and education. Rather than impose top-down policies, he empowered citizens to become co-creators of their city’s renewal, investing in public libraries, parks, schools, and transit systems that reconnected marginalized communities and restored pride in public space.
The impact was extraordinary. Medellín’s homicide rate fell dramatically, community participation flourished, and the city became an international model for social innovation and urban transformation. As Governor of Antioquia, Fajardo extended this collaborative approach, fostering partnerships between public institutions, academia, and local businesses to strengthen education, transparency, and sustainable development across the region.
Sergio Fajardo will spend a whole day with us reflecting on the values that transformed Medellín: collective action, ethical governance, and belief in the power of education to drive change. Fajardo’s story stands as an invitation to leaders everywhere to imagine what is possible when courage, collaboration, and community come together to change the future.
The Mayor of New York said the only solution was to bomb Medellín and start from zero.
Instead, a mathematician became mayor and built libraries in the most dangerous neighborhoods.
The city the world gave up on became the city the world now studies.
Sergio Fajardo didn’t save Medellín with power or politics. He did it with people, education, and the audacity to believe beauty could heal violence.
Now you can meet him and ask him how.
How do you connect a community that has every reason to fall apart?
LEARN HOW THE FORCES BEHIND MEDELLIN’S TRANSFORMATION
WERE UNITED TOGETHER.
Game-changers. Bridge-Builders. Future-Makers.
Meet the Mavericks Shaping the Next Era of Leadership.
Medellín’s transformation was never the work of one person alone. It was the result of a city coming together around a shared dream. Under Sergio Fajardo’s visionary leadership, people from every corner of society found a common purpose: to rebuild trust, dignity, and opportunity through collaboration. Architects, educators, entrepreneurs, and community leaders all played their part in reimagining what their city could become, and together, they changed the story of Medellín forever.
Reimagined Medellín’s skyline and streetscapes as tools for healing. Through bold, human-centered design, they turned forgotten spaces into symbols of dignity and hope — the essence of social urbanism.
Became the heartbeat of change. Grassroots voices joined forces to co-create projects that transformed marginalized neighborhoods into vibrant, self-led communities.
Opened their doors to innovation. Professors, students, and researchers partnered with city leaders, using data and creativity to craft policies rooted in knowledge and integrity.
Sparked civic pride through art, music, and storytelling. Their cultural programs empowered youth, strengthened identity, and united communities through shared expression.
Redefined what public service could mean. By reinvesting profits from utilities into education, housing, and infrastructure, they turned enterprise into a driver of equality and opportunity.
Brought momentum and resources to the movement. Visionary businesses joined public–private alliances that generated jobs, innovation, and lasting impact.
Shifted from enforcement to engagement. They combined social programs with trust-based policing, helping citizens feel protected – not policed.
Became ambassadors of Medellín’s rebirth. They shared the city’s model with the world and helped channel global investment to sustain its growth.
Planted the seeds of renewal. From Library Parks to the restored Botanical Garden, these spaces became living symbols of Medellín’s rebirth – where learning, nature, and community meet.
Inspire, challenge and expand your vision of what leadership truly means.
This is not tourism – it’s transformation.
Over 10 unforgettable days, you’ll travel across Colombia, meeting the visionaries who turned Medellín from one of the world’s most dangerous cities into a global symbol of renewal. Then, surrounded by the silence of the Andes and the lush beauty of Filandia, you’ll reconnect with nature, purpose, and embark on a deep journey of reflection and self awareness of your own leadership style coached by world renowned transformational coach George Leca.
What you’ll experience
Days 1–3 Medellín:
Meet former mayors, social innovators, and community leaders who reshaped an entire city.
Days 4–6 Manizales
Explore the mountains, connect with your essence, and rediscover balance through guided reflection.
Days 7–10 Filandia
Through horses and Adizes coaching, you’ll uncover your personal leadership style how you can create transformation.
Who is this for?
Leaders who have already achieved something – and know it’s not enough.
You’ve built companies, led organizations, made decisions that affected thousands of people. You’re not here for another framework or a certificate to hang on the wall.
You’re here because somewhere along the way, the question changed from what do I want to build to who do I need to become to build it.
This is for you if:
- You run a business and need to see transformation at a scale that dwarfs any corporate challenge you’ve faced.
- You lead people and want to understand how authority, influence, and vision actually work – not in theory, but in the streets of a city that had to get it right or cease to exist.
- You hold public office and want to sit across the table from the people who turned the world’s most dangerous city into its most studied miracle of governance.
- You are an investor, a founder, a changemaker – and you’re tired of conferences where everyone already agrees with each other.
This is not for you if you’re looking for comfort, validation, or a luxury holiday with a leadership label on it.
What’s included?
Ten days with no distractions, no excuses, and nowhere to hide.
- Boutique accommodation across Medellín, Manizales, and Filandia.
- Every meal local, fresh, and unhurried.
- Private meetings and workshops with 10 leaders who actually changed things.
- Horse Powered Learning sessions that will show you more about yourself than a decade of coaching.
- Guided experiences in nature, daily reflection, personalized integration support, and a post-experience session to make sure what happened in Colombia doesn’t stay in Colombia.
- All logistics, transportation, and facilitation handled.
You bring yourself. We handle everything else.
Meet Your Guide
George Leca.
Guiding Transformation Worldwide.
George Leca leads the Romanian branch of one of the world’s top ten consulting firms, with extensive experience in complex organizational transformations spanning critical infrastructure, government reform, turnaround programs, and culture change across the UK, France, Germany, Saudi Arabia, the UAE, and Romania. Combining rigorous systems thinking with a deeply human approach, he helps leaders align authority and influence with purpose and values through methods such as Horse-Powered Learning and the Adizes System for Transformation.
Q&A
Most frequent questions and answers
– Yes – thanks to some amazing leaders you will also meet on the experience, Colombia is now just as safe as Chile, Argentina, Puerto Rico, Maldives, Costa Rica.
– No – there are no sports or intensive physical activity included.
George will lead you through the interactions with horses, using them as mirrors to reflect and uncover your personal leadership styles. You will not have to mount a horse, although you will be given the opportunity if you are interested.
– Yes – this is suitable for couples.
– No – this is an adults only experience.
– Register your interest to learn more about the budget
