"Research has found that women negotiate higher salaries for others than they do for themselves," he says, adding that people slip in and out of decision roles.
The palimpsest then went through some more tough times, but eventually it ended up in an art auction where was bought and then donated to an art museum in Baltimore, for conservation and study.
But any discussion of gender differences in children inevitably leads to this debate, so I felt compelled to dive into the research data on single-sex schooling.
The results revealed the participants' estimates of aggression correlated highly with the actual aggressive behaviour of the men - even if they only saw the picture for a split second.
That is something to figure out for the future, what are good research problems which a person could really be involved in and make substantial contributions.