The half-life of a specialty is short, continually disintegrating into subspecialties, and sub-subspecialties, to the point where some doctors devote their whole career to one variant of one illness.

WSJ: The Weekend Interview with Leslie Michelson: Doctor to the 1% (and Maybe Someday to You)

He has stirred up his Ayr sub-clan and served as a rallying point for the radicals, who lack a unifying figure of their own.

ECONOMIST: Jihadists attack Somalia

Sonesson notes that the majority of uneaten food in places like Sub-Saharan Africa is created at the point of production, largely as a consequence of things like spoiled crops or poor refrigeration.

CNN: June 27, 2012 -- Updated 1104 GMT (1904 HKT)

From 2010 to 2011 there was a 4.7 percentage point increase in retail card originations to sub-prime borrowers, making up 31% of 2011 retail credit card originations, Equifax says.

FORBES: Subprime Lending Is Back, And That's Not Such A Bad Thing

This lightweight point-and-shoot features quick menu, mode, exposure compensation and sub-command dials, all arranged to achieve natural and smooth shooting adjustments on the go.

ENGADGET: Nikon intros flagship Coolpix P7700 for prosumers, diminutive Coolpix S01 for fashionistas