The biographical studies presented in this section are intended to cover a wide geographical area of Africa in its global context, although it is inevitably impossible to reveal the full extent of the dispersal of Africans during the era of slavery. Alpers examines the movement of children in slavery and pawnship in eastern Africa, and the connections to the Indian Ocean. Bezerra and Cavalheiro follow the lives of Africans in Brazil, concentrating on Rio de Janeiro. Crosby-Arnold tells the story of a woman in Guadeloupe who became the concubine of a wealthy planter and of how their intimate relationship led to the stunning career of their son in France before and during the French Revolution. Imbua describes individuals who were taken from Calabar as slaves but emancipated in Sierra Leone after their ship was intercepted by the British Royal Navy. These 'liberated' Africans then returned to Calabar where they became involved in the palm oil trade, challenging the established elite of Calabar