Where do you call home?
It seems like a simple question. But for ten million people around the world, there is no easy answer: They are stateless. They lack basic documents like a passport or a national ID card. And so they may not be able to go to school, hold a job, own land, get health care.
Photographer Greg Constantine calls them "Nowhere People" — that's the title of his new book, which documents the daily lives these individuals.