the roster of history’s intellectual and artistic giants, and you quickly notice something remarkable: Many were immigrants or refugees, from Victor Hugo, W.H. Auden and Vladimir Nabokov to Nikolas Tesla, Marie Curie and Sigmund Freud. At the top of this pantheon sits the genius’s genius: Einstein. His “miracle year” of 1905, when he published no fewer than four groundbreaking scientific papers, occurred after he had emigrated from Germany to Switzerland.