Michelle G points out that the simple act of thinking about stereotypes can impair your performance (if you're the one being stereotyped) To be precise, as you probably have heard of from the "women should know their place" crowd, A large-scale 1995 meta-analysis found that on average, men outperform women in a cluster of tests related to spatial ability by nearly a full standard deviation, and in attempt to explain this, researchers have hypothesized about the impact of testosterone and differences in brain wiring in capacity for spatial thought. As you might have guessed, this has - only recently! - turned out to be be bullshit. How so? Well, at the University of Utah, they put men and women through pretty much the same test, except they "primed" them beforehand by asking some of the women to imagine themselves as stereotypical men, and some of the men to imagine themselves as stereotypical women. The result? Well, As it turns ...