Jules B. Kroll, founder and executive chairman of Kroll, the hard-charging and sometimes turbulent corporate security company, has been referred to in the past as Wall Street's top gumshoe.
Moreover, he is an abrasive figure, and the next five years will be even more turbulent for social security.
As Mr Putin sees it, according to one oligarch, maintaining as much control over the economy as possible "gives you the feeling of security in turbulent times".
They were also the senior executives in charge during the company's most turbulent period, after its security guards were involved in a series of shootings, including one in Baghdad in 2007 that left 17 Iraqi civilians dead.
For the next quarter century, it was used as a supply base and to provide security in turbulent areas during the opening of the West to settlement, a period which included Bleeding Kansas and the American Civil War.
America faces a problem, a dilemma so fundamental that not even the political skills of Barack Obama can disguise it, heightened by, but not originating in the BP affair: She either risks her environment by drilling for more domestically sourced oil, or she accepts the need to import more from a turbulent world – jeopardising her "energy security".
Mr. Medvedev chose Pyatigorsk — an island of security in a turbulent region — as headquarters for a major effort to stifle the insurgency by attracting jobs and investment to the area, and analysts saw the attack as a harsh message to him and his envoy.
Iran is leveraging the controversy to increase its geopolitical weight to achieve security in the turbulent Middle East, repository of so much of the world's energy resources.
In addition to promoting more uniform and less risky mortgages, the companies have also been able to act as a shock absorber, buying up mortgage securities at a turbulent time when no other companies would perform that function.
He satisfied Mr. Karzai, but left intact much of the security structure in the turbulent province.
