Photo: Nandita Roy / World Bank"Five years ago, I was no one, " said Kunti Devi to me, sitting up straight against the wall of her one-room mud hut in Bara, a small village in India…

In a new study on gender equality, researchers asked 4, 000 people in 20 countries to describe the gender norms in their communities and the influence those norms have on their lives and their…