Terry Gross

America's anti-terrorism strategy has evolved in the years after the Sept. 11 attacks. New York Times reporters Thom Shanker and Eric Schmitt explain some of the tactics used by the United States over the past decade to disrupt al-Quaida both in real life and online.

A pair of identical twins lived apart for 28 years after one off them was accidentally switched with another infant in the hospital nursery. Twin expert Nancy Segal details what happened next in Someone Else's Twin: The True Story of Babies Switched at Birth.

Historian Adam Hochschild traces the patriotic fervor that catapulted Great Britain into war during the summer of 1914 — as well as the small, but determined British pacifist movement — in his historical narrative To End All Wars: A Story of Loyalty and Rebellion, 1914-1918.