How does the world work? What drives changes in society? There are multiple answers for this. Western orthodoxy maintains that the world moves forward in a steadily rising line – discounting a hiccup or two along the way – a line we think of as progress. Perhaps you see social change as a succession of cycles. For some people, the things we do as a society – culture, arts, conversation – fuel the future.

Estonia: one of Europe's most technologically advanced and most innovative nations.

Meanwhile, there are theories that take the market, the drive for personal profit and fair competition in industry and commerce, as society’s engine. An extension of this puts technology itself, the technological innovations that save us time and give us new ways to think, in the driving seat. Are we evolving? Are we building on what came before, or are we rejecting it as we move forward? Does rejection itself, the conflict between those who propose and those who resist, bring about change? Hegelians think so. Or are you more of a Kissinger, boiling the world down to raw power?