Nearly a decade after his triumphant Charlie Chan biography, Yunte Huang returns with this long-awaited portrait of Chang and Eng Bunker (1811-1874), twins conjoined at the sternum by a band of cartilage and a fused liver, who were "discovered" in Siam by a British merchant in 1824. Bringing an Asian American perspective to this almost implausible story, Huang depicts the twins, arriving in Boston in 1829, first as museum exhibits but later as financially...