"As miracles go, it’s hard to beat making the blind see. Yet that’s exactly what the eye surgeon Dr. Geoffrey Tabin can do. He services poor people in the developing world who have developed cataracts—a clouding of the lens of the eye that is the world’s leading cause of blindness. . . . Second Suns is a hopeful work, a profile of two doctors who have dedicated their lives to bringing light to those in darkness."