
Imagine that you are a high-achieving student at a school which, overall, doesn’t perform that well. You know that your grades are better than most of your peers’, so you probably rate your academic ability quite high. You are, in other words, a big fish in a small pond.
Now you transfer to a school in which the other students consistently get top marks, perhaps even better than yours. You’re now the small fish in a big pond, and although your own ability has remained the same, you begin to doubt yourself and actually rate yourself lower than you had before.
This “big-fish-little-pond” effect shows that our academic self-concept can be profoundly shaped by how we compare ourselves to our peers. Now a study in Social Psychological and Personality Science has found that the size of this comparison matters: the effect is even more pronounced when people are extremely high achieving in very low ranked groups, or vice-versa. Continue reading →