A new study from the University of California, Berkeley, has found that stereotypes about brilliance play a significant role in shaping women's decisions to study psychology or philosophy. The study, led by social psychologist Dr. Sarah-Jane Leslie, found that women who were exposed to stereotypes about brilliance were less likely to express interest in studying psychology or philosophy, even if they had the same qualifications as men.

The study involved two experiments. In the first experiment, participants were asked to read a passage about a brilliant scientist. The passage either described the scientist as a man or a woman. After reading the passage, participants were asked to indicate their interest in studying science. The results showed that women who read the passage about the male scientist were more likely to express interest in studying science than women who read the passage about the female scientist.

In the second experiment, participants were asked to complete a series of tasks that measured their intellectual abilities. After completing the tasks, participants were asked to indicate their interest in studying psychology or philosophy. The results showed that women who performed well on the intellectual tasks were more likely to express interest in studying psychology or philosophy than women who performed poorly on the tasks. However, this effect was only found for women who were not exposed to stereotypes about brilliance.

Dr. Leslie says that the findings of her study have important implications for women's education and career choices. She says that stereotypes about brilliance can discourage women from pursuing careers in fields that are traditionally male-dominated, such as science, technology, engineering, and mathematics (STEM). She also says that these stereotypes can lead women to underestimate their own abilities and potential.

"Our findings suggest that stereotypes about brilliance are a significant barrier to women's participation in STEM fields," says Dr. Leslie. "By challenging these stereotypes, we can help to create a more level playing field for women in these fields."

The study was published in the journal _Psychological Science_.