Rise of the open-source coder generation

Harry is one of thousands of children aged between five and 17 across 27 countries who have learned computer skills though a network of volunteer-led CoderDojos, after-school clubs that teach coding, website development and game creation among other skills.

The 220 clubs that have sprung up worldwide over the last two and a half years started when James Whelton, now 21, saw demand for his after-school meetings teaching HTML and CSS expand beyond the corridors of Presentation Brothers College in Cork.