André Carlo Colonese is a Director of Research in the Department of Prehistory and the Institute of Environmental Science and Technology at the Universidade Autonoma de Barcelona (Spain). He specializes in environmental and molecular archaeology, utilizing zooarchaeology, light stable isotopes and organic residue analysis to gain insight into human-environment interactions and economic practices of the past. He has led several multidisciplinary research projects to assess the long-term development of small-scale fisheries in Brazil and their impact on present-day marine ecosystems and food security in the region. His research interests also include the study of early food production in tropical coastal areas of South America, and the role that Mediterranean coastal environments played in supporting Pleistocene and Holocene foragers and early farming communities in southern Europe. 

Rafael Milheira is a Professor in the Department of Anthropology and Archaeology at the Federal University of Pelotas (Brazil). He is also the head of the Laboratory of Teaching and Research in Anthropology and Archaeology (LEPAARQ-UFPEL) and a researcher for the National Council for Scientific and Technological Development (CNPq-Brazil). His research focuses on the archaeology and long-term indigenous history of Patos and Mirim Lagoons in southern Brazil.