Science means constantly walking a tightrope between blind faith and curiosity; between expertise and creativity; between bias and openness; between experience and epiphany; between ambition and passion; and between arrogance and conviction - in short, between an old today and a new tomorrow.
When it comes to meritocracy and diversity, the symbolic is real. And that means that simple actions that reduce bias, such as blind resume or application screening, are a double win: they reduce implicit bias and they help communicate our commitment to meritocracy.
On the first day of school, my teacher, Miss Mdingane, gave each of us an English name and said that from thenceforth that was the name we would answer to in school. This was the custom among Africans in those days and was undoubtedly due to the British bias of our education.
We all have cultural bias, racial bias. One of the difficult things around this subject matter is to deny that we have places we go to subconsciously, and unless you consciously decide that that's wrong and you've got to do something about it, especially if you're in a position of power, it won't change.