From 2014: one of those fundamental sociological facts most people don't understand - women don't like to work for female bosses!
http://www.dailymail.co.uk/sciencetech/article-2572235/Women-HATE-office-Females-operate-better-male-bosses-study-finds.html#ixzz2uw6HDm8n
I heard this from one of my best female friends - who held an engineering degree and used to work for HP's tech support - and from my first wife who still works at UEFA.