Alan Dixon is Professor of Sustainable Development in the School of Science and the Environment at the University of Worcester, UK. He is the co-editor of Wetland Management and Sustainable Livelihoods in Africa (Routledge, 2013) and co-author of Africa: Diversity and Development (Routledge, 2023).

Ian Maddock is Honorary Professor of River Science in the School of Science and the Environment at the University of Worcester, UK. He is the co- author of Ecohydraulics: An Integrated Approach (2013).