Finally, ponder this factor related to the competence of the potential candidates: If you were a nation's president or its environmental or health minister, would you send your best and brightest people to work for the UN?

FORBES: The Worst Emerging Disease of All

Once you factor in the additional costs related to managed accounts, Vanguard is not such a low cost provider anymore.

FORBES: More Worries for Defined Contribution Plan Fiduciaries (August 31, 2006)

Professor Cnattingius said the caffeine risk was confined to non-smokers but said smoking was itself a risk factor and may have concealed the caffeine related risk.

BBC: Coffee 'increases miscarriage risk'

The next most common factors is a drop in household income, which can be related to the death of a spouse or an independent factor. (Note: People who shift from owning to renting are generally economically less well-off than those who continue to own.) And the third factor: nursing home entry of a family member.

FORBES: Very Old Folks At Home: Even At 95, Majority Still Live In Homes They Own

Of particular interest is an antibody for a growth factor called IGF-1 that is related to the same biochemical pathway Erbitux hits.

FORBES: BristolClone: What Took So Long?

At that time we proposed that menthol merited study as a possible factor contributing to the dramatically higher rates of smoking-related cancers among African Americans.

FORBES: Will Removing Menthol From Cigarettes Improve Health?

While X-Factor, remains by far the biggest regular hitter when it comes to TV-related tweets in the UK -- 3.7 million of the 38.7 million made about shows broadcast free-to-air on British television from April 1 to November 1 this year -- it is not just entertainment shows getting in on the act.

CNN: Tweets and apps give TV the X Factor