Please don't use foul language. I'm genuinely interested in komali2's answer. I'm not pulling some rhetorical trick or something. Please follow HN guidelines and give fellow commenters the benefit of the doubt. There are obviously many causes of under-representation of minorities, not least of which is that if they were more fully represented, then that would help them to pass their genes along and thus over a long period of time, they would cease to BE minorities to begin with.