Anthropologist Sandya Hewamanne spent time in a Sri Lankan free trade zone (FTZ) working and living among the workers to learn about their lives. "They were poor women from rural areas," Hewamanne writes, "who migrated to do garment work in transnational factories of a global assembly line. Their difficult work routines and sad living conditions have been examined in detail. When I was with them I often wondered whether anyone noticed the smiles,...