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" The fact that most middle school teachers of math , science , and history are also female may raise girls ' achievement . When the researchers examined the results of the personality tests , they found that the personality of the car and driver were far from a perfect match . Paddies are found along the coasts , in reclaimed tidal areas , and in river valleys . " She suggested that young boys may go into science while young girls stay away because of all the naughty bits in scientific books and research articles . " [ I ] t must give you pause that your analysis is of a term , ' drug-trafficking crime ' or ' illicit trafficking , ' and your theory leads to the conclusion that simple possession equates with drug trafficking , " Chief Justice John G. Roberts Jr. said.Kneedler replied that " a lot of state statutes dealing with drugs do not , are not patterned directly after the federal statute , and there is no reason why Congress would have insisted that they do so in order for this statute to operate sensibly . boys in reading is equivalent to 1.5 years of schooling , and though men continue to be over-represented in college level science and engineering , girls are now more likely to go to college and persist in earning a degree , " Dee said in a recent working paper published by the National Bureau of Economic Research.Dee found that assigning boys to male teachers and girls to female instructors " significantly improves the achievement of both girls and boys as well as teacher perceptions of student performance and student engagement with the teacher 's subject . " If you had to rank it among criminal problems , like drugs , domestic violence , those kinds of issues , this is n't even close , " he said . " In kindergarten , boys and girls do equally as well on tests of reading readiness , general knowledge and math . Although the amounts of enriched plutonium and uranium were small , the admissions were embarrassing internationally and did not help the campaign against the North 's nuclear program . The phenomenon is called " stereotype threat " - - a kind of performance anxiety discovered in 1995 when psychologists found that black students at Stanford University did significantly worse on intelligence tests if they were first asked to identify their race on the test form.Since then , dozens of other experiments have confirmed that subtly cuing women or minorities to think subconsciously about their sex or race causes them do poorly in areas where the stereotype suggests they are weak . In July , 2006 , the North again launched several tests missiles , provoking international condemnation and drawing strong reactions from both the United States and Japan ; the United Nations Security Council adopted some limited military sanctions in response . In short , the current gender imbalance in middle school staffing may be reducing the gender gap in science by helping girls but exacerbating the gender gap in reading by handicapping boys , " according to a summary of his study in the latest NBER Digest.The Experiment : KatrinaNearly 2,000 people have participated in our latest online experiment , but we want more , more , more .