The algorithm of life is a powerful thing

My wife thinks George Clooney has universal appeal. But according to the data-mining quants who helped propel Barack Obama back into the White House, the liberal film star and Obama supporter is most attractive to women aged between 40 and 49 on the west coast of the United States.

This is the level of specificity that US pollsters and campaign managers now muster to give their candidates a decisive edge. The presidential election may have been the most mathematical and data-driven in history. Welcome to 21st-century electioneering.

How to raise money and promote voter turnout in swing states, where and when to place TV ads, which supporting celebrities to deploy and what events they should appear in - all these and countless other campaign decisions were subjected not just to hunches and guesswork, but computer models and simulations.

Political campaigning is becoming rocket science. This was foreshadowed by high-frequency trading in the stock market, which involves the mining of large amounts of financial and geopolitical data.