Even though their farms account for only 12% of the world’s farmland, they grow a third of the world’s food, and nearly 70% of Africa’s. They are smallholder farmers, many of them women, and they are ...

When Zohran Mamdani was sworn in as New York City’s mayor on Jan. 1 at age 34, it became impossible to ignore that a new generation is no longer waiting its turn. That new generation is now governing.