Hilary Geoghegan highlighted this article by Jack Grove in the Times Higher published on the 28th February 2105 – Proportion of female professors up, but still below a quarter. http://www.timeshighereducation.co.uk/news/proportion-of-female-professors-up-but-still-below-a-quarter/2018824.article
‘Some 22 per cent of professors – 4,415 out of 19,750 in total – were female in 2013-14 compared with just 15 per cent in 2003-04, according to a report by the Higher Education Statistics Agency.’