The whole point is to remove biases -- did you even read any of the source material?
Right now there is tremendous societal pressure and varying outcomes depending on _who_ you are (race/gender/other socioeconomic factors) and the entire point is to remove that from the equation to lead to better outcomes overall.
To do that, you need to be aware of those factors and control for them. That is very basic science.
You seem to be advocating putting ones head in the sand and saying that those factors don't matter and should be removed.