Archive for the 'Intelligence' Category

Poor kids’ brains aren’t the same

Low-income children’s brains don’t develop in the same way as the brains of high-income children, concludes a Berkeley study using EEGs. “Normal 9- and 10-year-olds differing only in socioeconomic status” showed differences “in the response of their prefrontal cortex, the part of the brain that is critical for problem solving and creativity.” Some of the [...]

Redefining intelligence

Yale psychologists are trying to develop new tests of intelligence that measure “practical, creative, and analytical skills,” reports Education Week. One goal is to identify more black and Hispanic children as “gifted.”
In its entirety, Aurora is a comprehensive battery that includes a group-administered paper-and-pencil test, a parent interview, a scale for teacher rating of [...]

The brain business

Brain fitness software is a hot business, Reuters reports. Parents are trying programs to help children diagnosed with Attention Deficit Disorder and learning problems. Aging baby boomers (hey, that’s me!) hope to stay sharp in old age.
SharpBrains has issued a market report that looks at the science and the trends in cognitive training software. [...]

This is your brain on hormones

Robert Sylwester, author of The Adolescent Brain: Reaching for Autonomy, talks about cognitive development on SharpBrains, a “brain fitness” blog.
Science and technology move rapidly, but education doesn’t. So if schools often resemble the schools of 50 years ago, that should not be surprising. Parents remember their school experiences, and since they survived them, they are [...]

Smarter and smarter

Cognitive skills, as measured by IQ tests, are increasing steadily over time, explains Malcolm Gladwell’s New Yorker story on the “Flynn effect.” Most of the gains come in the “similarities” category.
. . . you get questions such as “In what way are ‘dogs’ and ‘rabbits’ alike?” Today, we tend to give what, [...]

Out of Africa, Asia and Europe

DNA pioneer James Watson’s genome, posted online, suggests he’s 16 percent African and 9 percent Asian, concludes a genetics testing company. That could be explained by a black great-grandparent and an Asian great-great-grandparent.
Watson stirred a furor by saying that he suspected people of African ancestry aren’t as smart as people of European ancestry, who aren’t as smart as Asians. 
I [...]

All brains are gray, wrinkly

All Brains Are the Same Color, writes Richard E. Nisbett, a psychology professor at the University of Michigan, in the New York Times. Heritability of I.Q. is very low for poor people, in the range of 10 percent to 20 percent, he writes, citing recent research. So environmental changes, such as better schooling, “have great [...]




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