We have written about peer review at ACSH; here is a slightly different take from Marginal Revolution.
Loneliness
For geriatric patients, an increasingly larger proportion of our population, loneliness is problematic. Friends and family die; you don’t necessarily get around as well – your life space contracts.
While there are many ways to define loneliness, the researchers, studying a cross-section of adults in the Netherlands, settled on this:
“Solitude is not the same as loneliness. Solitude is a solitary boat floating in a sea of possible companions.” Robert Fulgham