Robert O. Collins was a Professor of History and Director of the Center for the Study of Developing Nations at the University of California, Santa Barbara. He is the author of The Southern Sudan, 1...view moreRobert O. Collins was a Professor of History and Director of the Center for the Study of Developing Nations at the University of California, Santa Barbara. He is the author of The Southern Sudan, 1883 - 1898 and King Leopold, England, and the Upper Nile, 1899 - 1909.view less