In Who Counts? Diane M. Nelson explores the social life of numbers, teasing out the myriad roles math plays in Guatemalan state violence, economic exploitation, and disenfranchisement, as well as in Mayan revitalization and grassroots environmental struggles. In the aftermath of thirty-six years of civil war, to count--both numerically and in the sense of having value--is a contested and qualitative practice of complex calculations encompassing...