Maize and grace: Africa's encounter with a New World crop, 1500-2000

Africa and the world ecology of maize.

Naming the stranger: maize's journey to Africa.

Maize's invention in West Africa.

Seeds of subversion in two peasant empires.

How Africa's maize turned white.

African maize, American rust.

Breeding SR-52: the politics of science and race in Southern Africa.

Maize and malaria.

Maize as metonym in Africa's new millennium.

Appendix: Tables.