And,Barbados will mark World Alzheimer's Day with events like a religious service, a health fair and performances by musicians.

VOA: special.2009.09.15

The offer also seeks to increase musicians' retirement age and change their health-care benefits.

WSJ: San Francisco Symphony Strike Drags On

In 2008 Charles Limb at Johns Hopkins University and Alan Braun at the National Institutes of Health reported how they got jazz musicians to either play from a memorized score or improvise, and looked at their brains.

WSJ: Mind & Matter: Alison Gopnik on Beating the Brain's Curbs on Innovation