There is a specific spot on a specific road on the northern edge of Bethlehem where Husam Jubran, MA ’04, likes to take visitors. On one side is the Aida camp, the crowded home of nearly 5,000 Palestinians registered as refugees with the United Nations. On the other side of the road is the tall, graffiti-covered concrete wall, erected in 2004 by Israeli authorities to serve as a physical barrier between the West Bank and Israel...