Part I. The African Background 1. Early Pleistocene mammals of Africa: background to dispersal. Meave Leakey and Lars Werdelin 2. Carnivoran dispersal out of Africa during the Early Pleistocene: relevance for hominins? Margaret E. Lewis and Lars Werdelin 3. Saharan corridors and their role in the evolutionary geography of 'Out of Africa I'. Marta Miraz?n Lahr 4. Stone Age visiting cards revisited: a strategic perspective on the lithic technology of...