Helen Tilley

Helen Tilley is associate professor of history at Northwestern University. She is the author of Africa as a Living Laboratory: Empire, Development, and the Problem of Scientific Knowledge, 1870-1950 , also published by the University of Chicago Press.

Helen Tilley is associate professor of history at Northwestern University. She is the author of Africa as a Living Laboratory: Empire, Development, and the Problem of Scientific Knowledge, 1870-1950 , also published by the University of Chicago Press. See less