The gestation period of this collection has been lengthy even by academic stan dards. Some of our long-suffering contributors prepared their original drafts for a workshop held in Nairobi in 1967, and although they have all up-dated their contributions they are still essentially reporting on research conducted in the late 1960s. However, we feel that their various findings and analyses of the issues they respectively treat have a continuing validity in our comprehension of the problem of rural development. Other contributions reporting on more recent work have been incorporated at different...