It's not that they do poorly but they are under represented when compared to others of similar intelligence when you look at CEO's and other top positions.
PS: Find the number of US precedents that where valedictorians in high school.
I'm sorry, I don't normally care about misspelling here and there, but it's really hard to take a post seriously when it spells "Presidents" and "were" wrong in a span of three words....
Citation needed.
Is it really true that valedictorians perform worse than students with lower class rank, by any objective metric?