Dr Arnall is a human geographer conducting research and teaching on climate change, human migration/mobility and rural livelihoods. He has worked as a Consultant for the international firm, Environmental Resources Management, and then as a Research Officer at the Institute of Development Studies, leading the Institute's work on Adaptive Social Protection. He has also carried out consultancy for a number of international NGOs and development agencies, including GIZ, Save the Children, Oxfam GB and WWF. In addition, Dr Arnall is a Board Member of the Open Access Journal 'Development Studies Research', as well as an Editor of the Livelihoods Restoration section of the International Network on Displacement and Resettlement (INDR) website. His most recent research has been based in central and southern Mozambique, and he also has work experience in South Africa, Angola, Uganda, Brazil, the Maldives and Russia.