All too often, we come to technological or even biological explanations for why a particular social network is popular among a particular group of people. Women love Pinterest because of their brain chemistry! Women love Pinterests simple and clean interface! Etcetera.
But what if the answer is simple and human, rather than complex and technological. What if it was Pinterests seed that created a community that was both welcome and welcoming to women? The sites early heavy users were largely young women drawn from non-coastal areas. They set the sites tone, which then began a self-reinforcing process of more women gathering because more women were already gathered.