Interesting news story on NPR Morning Edition: Teacher Unconscious Bias Contribute to Gender Disparity

A really interesting news article in this morning’s NPR Morning Edition (Sept 1, 2015):  Hard Evidence: Teachers’ Unconscious Biases Contribute To Gender Disparity  by Shankar Vedantam  http://www.npr.org/programs/morning-edition/

Take a listen to this article.  Given what you know, how do you interpret this news article?    What questions would the article make you ask?