When Ranked, "Stable" IQ Scores Drop, California Institute of Technology Study  
2/2/2012 7:18:35 AM

Our cognitive abilities suffer when we feel that we are being ranked, such as in the classroom or at work, new research shows. The finding, from a team of researchers from the California Institute of Technology (Caltech) and four other institutions, flies in the face of long-held ideas about intelligence and cognition that regard IQ as a stable, predictive measure of mental horsepower.