Humanity’s journey through the twenty-first century will be led by the policymakers, entrepreneurs, teachers, journalists, community organisers, activists and voters who are being educated today. But these citizens of 2050 are being taught an economic mindset that is rooted in the textbooks of 1950, which in turn are rooted in the theories of 1850. Given the fast-changing nature of the twenty-first century, this is shaping up to be a disaster.