Dr Bryan Lask of London's Great Ormond Street Hospital scanned the brains of anorexic teenagers in 1998 and found that nearly all of them had reduced blood flow to that part of the brain that.
Such conditions prevail throughout much of northern South America and Cuba, but many Central American savannas, as well as coastal areas of Brazil and the island of Trinidad, do not fit this pattern.
The shift away from family life to solo lifestyle, observes a French sociologist, is part of the "irresistible momentum of individualism" over the last century.
I made no doubt that I could readily displace the bricks at this point, insert the corpse, and wall the wall up as before, so that no eye could detect anything suspicious.
More recently, as he reported in a 2012 review, Lieberman has discovered that this region may be part of a distinct network involved in socially motivated learning and memory.