Linkage 2/26: Touchy Basketball, Human Growth Hysteria
I’ve come down with a severe case of baseball fever this week, earlier than ever before. Could climate change be to blame? Regardless, I thought I’d put that condition to good use with a couple pieces of science news from the sports world.
The Touchy-Feely Strategy
To tide me over through the long, slow crawl of spring training, I’ll be paying extra attention to college basketball as March Madness gets into full swing. As I start to ponder my bracket, I might do some scouting of how the top-ranked teams perform in an unusual statistical category: high-fives. That’s based on an unusual paper, reported recently in the New York Times, that correlated “tactile communication” with better performance in NBA teams analyzed during the 2008-09 season. The vocabulary of such communication includes the following, according to the paper: “fist bumps, high fives, chest bumps, leaping shoulder bumps, head slaps, head grabs, low fives, high tens, full hugs, half hugs, and team huddles.” What, no Christian side hugs?
The authors, from the University of California, Berkeley, wanted to test their hypothesis that touch is an important way by which humans build “trust, cooperation, and group functioning” (The paper has not yet been published, but is available from lead author Michael Kraus’ website). The background section mentions that primates spend as much as a fifth of their time grooming each other, and that several psychology experiments have found that brief touches increase trust and bonding between two people. That benefit, they reasoned, would be especially useful in team sports, where working together presumably increases chances of success (don’t tell Allen Iverson).
Testing this hypothesis involved “scoring” a number of basketball games from early in the 08-09 season for the above list of hands-on celebrations, as well as less overt “expressions of cooperation and trust,” such as talking, gesturing, passing the ball and helping on defense. The researchers then correlated those touch scores to individual players’ and teams’ performances over the rest of the season, and found a positive correlation for both. In other words, the touchier a player was, the better season they had; the touchier a team was as a whole, the more successful they were over the course of a season.
There are few areas of medicine filled with more controversy than psychiatry. Compared to heart disease or a viral infection, mental illness is far more difficult to diagnose, with symptoms that are often vague, subjective, or difficult to accurately measure. To try and bring order and reliability to the assessment and treatment of mental illness, the 
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The University of Chicago has its own mummy “murder” mystery, in the form of 
Imagine a child who gets good grades in school, listens well to his teacher, and is commended for his good behavior in the classroom. Then slowly, his grades start to decline, he grows moodier, and his teacher reports that his attention often drifts in class. The parents are stumped - they can’t think of anything that has changed, except for the appearance of a snoring habit as the child sleeps at night. The parents wonder if their child may be showing signs of ADHD, but could the seemingly innocuous snoring be to blame?
For most people, when they or their child becomes sick with and illness that over-the-counter medicine can’t treat, the path to a prescription goes through a doctor’s office. But what if you yourself were a doctor? And you were reasonably confident that you knew what was causing a mild illness in you or your child? Would you still go through the formality of a doctor’s appointment, or would you prescribe the necessary treatment yourself - or find a physician friend to write the prescription?



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