Once upon a time, in my young manhood, most people traveled overseas by ship. Few people--chiefly in relatively rich countries --traveled by plane. Now, virtually instantaneously, large numbers of people go from Osaka to Los Angeles, from Paris to Abidjan, from Montevideo to Colombo. The 1960s and 1970s saw the world explode with travel, connections, migrations, and exile. Those decades were also a time of religious contact on a new scale. By the 1980s and the 1990s first fax and then the Internet became popular communication vehicles. With the demise of the Soviet Union, a main b