Cleo is a Lecturer and doctoral candidate in the Faculty of Law at The University of Tasmania. Cleo’s research focuses on international and regional refugee law, human rights, treaty interpretation law, and displacement in the context of climate change. In 2023, Cleo consulted to the UN Refugee Agency (UNHCR) on the application of the African OAU Convention's expanded refugee definition to people displaced in the context of climate change and disasters, a paper from which is forthcoming. Cleo has extensive professional experience in the legal, not-for-profit and government sectors. Her previous roles include: Senior Legal Officer for the former Department of Immigration and Border Protection, focusing on litigation and refugee law; and Humanitarian Observer for the Australian Red Cross’s Immigration Detention Program, leading humanitarian monitoring visits to Australia's mainland and Christmas Island immigration detention facilities.