Unnatural Selection: Choosing Boys Over Girls, and the Consequences of a World Full of Men

Finalist for the Pulitzer Prize

A Slate Best Book of 2011

A Discover Magazine Best Book of 2011

Lianyungang, a booming port city, has China's most extreme gender ratio for children under four: 163 boys for every 100 girls. These numbers don't seem terribly grim, but in ten years, the skewed sex ratio will pose a colossal challenge. By the time those children reach adulthood, their generation will have twenty-four million more men than women…