This paper reviews a number of huge challenges to ethical leadership in the twenty-first century and concludes that the need for global ethical leadership is not merely a desirable option, but rather – and quite literally – a matter of survival. The crises of the recent past reveal huge, and in some cases criminal, failures of both ethics and leadership in finance, business and government. We posit that mainstream economic theory’s construct of ‘homo economicus’ and its faith in the ‘invisible hand’ of the market constitute deeply flawed foundations upon which alone policy may be built and, farthermore, that these problematic foundations exert substantial shaping power over the institutional and dis...