In search of Sacco and Vanzetti: double lives, troubled times, and the Massachusetts murder case that shook the world.

Sifting through diaries and police reports and interviewing descendants of major figures, Susan Tejada discovers little-known facts about Sacco, Vanzetti, and their supporters, and develops a tantalizing theory about how a doomed insider may have been coerced into helping professional criminals plan the heist.