On blinded vs non-blinded grading...

What fraction of sources would you expect to mention both of these sorts of studies?

A study by University of CA finds teachers are harsher in grading black student’s writing than they are on IDENTICAL writing from a white student. White female teachers are most likely to show racial bias and black boys are most often the targets. https://t.co/Yvir6fgJS2

— chris evans (@chris_notcapn) April 5, 2021

Boys Lag Behind: A comparison of gender-blind vs. non-blind test scores reveals a teacher marking bias in favor of girls. This appears to be part of the reason that boys fall behind girls at school. https://t.co/CQFFflJVGi pic.twitter.com/fxgArNEOMj

— Steve Stewart-Williams (@SteveStuWill) April 8, 2021