The event, the forum's 33rd annual summit, has been themed 'Building Trust' to reflect that the WEF termed "an extraordinary climate of global uncertainty and complexity".

BBC: Economic gloom at Davos forum

In today's climate of volatility, uncertainty, complexity and ambiguity (the "VUCA world" that the futurist Bob Johansen explores in Leaders Make the Future), they matter even more.

FORBES: Magazine Article

Therefore, as enterprises are forced to transform in response to rapid social, technological and market change, so anticipating and competitively interpreting new opportunities and setting appropriate direction under conditions of complexity and uncertainty has become a key competitive skill perhaps the key skill leaders bring to their position.

FORBES: Leading the Future, Then and Now

There he had been schooled in the concept of VUCA: volatility, uncertainty, complexity, and ambiguity.

FORBES: Lessons from Running GM's OnStar

The new rules allow an escape from all this complexity and uncertainty.

FORBES: Taxing Matters: Saving to the max

This increases the level of complexity, uncertainty and risk.

FORBES: Risk Analytics: Insights for Chemicals Companies

When top leaders slow down to power up, they can better overcome the pressures of complexity, speed and uncertainty and meet the challenges of a changing world.

FORBES: Slow Down to Speed Up

Slow down now and you will move faster, further and with greater purpose later--even when, or especially when, you are staring down the triple threat of complexity, speed and uncertainty.

FORBES: Magazine Article

Looming in the immediate future are all of the top fears of small-business owners: rising health care costs and complexity, Administration support for unions, poor economic policy (raising uncertainty), rising energy costs, more regulations and red tape (EPA, health care), and more tax complexity (including health care) and higher marginal tax rates.

FORBES: Small Business Faces the Political Abyss in 2013

Complexity is in cahoots with speed and uncertainty.

FORBES: Magazine Article