For almost as long as humans have walked the Earth, they have travelled in hope of finding new and better homes. Today, that journey continues for many millions of people – all told, around 3% of the world’s population. Remarkably, they experience many of the benefits, drawbacks and challenges that confronted earlier generations of migrants.
At a pier on the tip of Manhattan, the morning ferry is filling with tourists. They laugh and chat about the journey ahead, mostly in English but also in Chinese, French, Japanese, Filipino and many other languages. The ferry heads out into the Hudson river, leaving behind the skyscrapers of New York City, and then passes the Statue of Liberty, inscribed ...