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More than any other theme, sustainable development dominates K-12 classrooms. We teach students about collaboration, conservation and protecting finite resources. At the same time, has there ever been greater pressure on school departments to meet relentless “growth goals”? Grow test scores. Grow enrollment. More EdTech, more data, more systems, more engagement. If you work to support a school in IT, HR, or Operations, you know this tension. Leadership wants growth or cost r

When I joined the leadership team at Luanda International School in Angola, I entered an environment shaped by a clear and intentional leadership vision. The Head of School has established a collaborative culture grounded in transparency, shared responsibility, and data-informed decision-making. Rather than relying on traditional hierarchical structures, the school has embraced a leadership model that encourages open dialogue, cross-functional coordination, and shared account