Training Trainers: How Building People Leads to Building Nations
- REI
- 2 days ago
- 4 min read
by Sean McKelvey, Director of Training & Professional Development, REI HQ
What if the most powerful way to transform a nation isn’t through infrastructure, funding or programs, but through people? Training people to train others.
And that’s at the heart of REI’s mission, a simple but profound belief: When you build people, they build their own nations.
We invest in people – developing their skills, knowledge, character – not just so they can succeed personally, but so they can multiply that impact in others. Because when trained individuals become trainers themselves, something extraordinary happens. They become changemakers.

The Power of Multiplication
Many leadership models focus on adding followers, growing influence. But training trainers is different. It’s a strategy built on multiplication, not addition. One empowered individual can reach dozens. Dozens can impact hundreds. Hundreds can transform communities, and ultimately, entire nations. REI has seen this happen in Vietnam as hundreds of doctors and nurses have been equipped to not only do particular procedures but teach others as well.
And this is what stands out, it’s a ripple effect that makes training trainers one of the most powerful leadership strategies. This approach doesn’t depend on constant external input. Instead, it equips people within a culture to be the ones who lead the change themselves, which is how true, lasting transformation begins. Equipped people leading change in their local context and communities.
While in Thailand I had the opportunity to train key REI leaders in strategies for how to lead holistically. We spent a few days together by introducing a leadership framework for leading people, then we had time to learn together and from each other. Soon our leaders were learning not only from the framework but from one another. Now, many have taken this framework into their own context and have begun to teach it to their teams, training the trainers who will carry it on.
Building Leaders, Not Just Participants
Developing capacity – this is the effective kind of leadership that avoids creating dependency. When we train individuals to become trainers, they take ownership of what they’ve learned, adapting it to their local culture and context while investing it into others with authenticity and credibility.
This sustainable change doesn’t happen through imported solutions, but through local leaders who understand their people, their challenges and their opportunities. Governments, institutions and communities benefit most when leadership is multiplied internally. Why? Because it strengthens systems and builds a foundation for long-term development.
The Classroom You Never See
Much of this transformation happens beyond “classrooms” where most people will never observe it – the intangible things that happen across cultures and languages and within shared, lived experiences. This is the place where something surprising happens: the trainer is transformed, too.

Training across cultures requires humility. It challenges assumptions, reshaping how we communicate, teach and listen. What may work in one setting doesn’t always translate directly into another. We quickly learn how to adapt our teaching styles, communicate beyond language barriers, value dialogue over instruction and embrace mutual learning instead of one-way teaching. These experiences create a powerful exchange and a shared journey of growth. Many trainers return home changed with more empathy and awareness, making them into more effective leaders themselves.
Training and coaching across multiple cultures provides opportunities to learn how to value and appreciate the differences in learning styles while growing in flexibility. Because of the different cultures and norms, training with Africans is so very different then training with Americans, which is so different from training with Kazakhs.
At the core though is valuing people, being present, listening well, being humble and willing to learn. I have changed as a leader and trainer because of these cross cultural experiences. My greatest lesson has been to learn not just teach, to collaborate not just tell.
From Individuals to Nations
REI’s vision is bold, yet deeply personal: We see people in emerging nations filled with hope as their lives are transformed and their countries develop. That transformation doesn’t begin at the national level. It begins with individual people. A teacher who begins to lead differently. A manager who chooses to do hard work over taking shortcuts. A young leader who discovers their purpose.

And when these individuals begin developing others, a movement starts to form. Hope spreads. Capacity grows. Communities strengthen. Over time, this leads to something far greater than individual success – it leads to national impact.
A Vision Worth Pursuing
Change that lasts doesn’t happen overnight. But when people are equipped, empowered and inspired to invest in others, change becomes inevitable. I saw this in Kazakhstan while training faculty and staff at Kazakh-American Free University in Kazakhstan, what they were learning was going to change the way they lead and engage with the next generation of students in an emerging nation.
This is why REI believes so strongly in training trainers: when you build one person, you change a life, and when you equip that person to build others, you help them change their nation. And in that process, something even greater emerges; a world where people are filled with hope, where communities rise together, where transformation takes root to produce lasting growth.
