Internationally renowned essayist and cultural commentator Ilan Stavans spent five years traveling from across a dozen countries in Latin America, in search of what defines the Jewish communities in the region, whose roots date back to Christopher Columbus's arrival. In the tradition of V.S. Naipaul's explorations of India, the Caribbean, and the Arab World, he came back with an extraordinarily vivid travelogue. Stavans talks to families of the desaparecidos...