Now online and free of charge at #PNAS: results from a #worldwide #CitizenScience project on the #menstrual cycle "When fertile, women seek status via prestige but not dominance". (1/n) doi.org/10.1073/pnas.2… Biological predictors of status are contested, partly because they have implications for sex differences & gender equality. Many investigations look at male status & testosterone (see work by Pranj Mehta, @nm_grebe, etc). Less is known about female status & other hormones (2/n)