EDITORS AMÉLIA POLÓNIA FABIANO BRACHT GISELE C. CONCEIÇÃO MONIQUE PALMA CROSS-CULTURAL EXCHANGE AND THE CIRCULATION OF KNOWLEDGE IN THE FIRST GLOBAL AGE y GISELE C. CONCEIÇÃO PhD in History at the University of Porto, Portugal. Post- doctoral researcher at Faculty of Arts and Humanities at University of São Paulo (USP), Brazil. Researcher of CITCEM. Gisele Conceição has been working on the History of Sci- ence, especially History of Natural Philosophy and Medicine in the Early Modern Portuguese Empire. Her research focus is on the processes of knowledge production, emphasizing the entanglement and dynamics of knowledge forms in their historical making. Some of her specific interests include History of Natural Philosophy, History of Medicine, Envi- ronmental History, Philosophical Travels, and Scientific Expeditions throughout the Portuguese Empire in the Early Modern Period. AMÉLIA POLÓNIA Amélia Polónia is a Professor at the Department of History, Political and International Studies of the Faculty of Arts of the University of Porto and scientific coordinator of the CITCEM Research Centre. Her scientific interests include agent-based analysis applied to historical dynamics, social and economic networks and seaport communities . These topics are applied to her direct interests on the Portuguese Overseas Expansion and the European Colonization in the Early Modern Age. Seaports history, migrations, transfers and flows between different continents and oceans as well as the environmental impacts of the European colonization overseas are key-subjects of Amélia Polónia's recent research. FABIANO BRACHT PhD in History at the University of Porto, Postdoctoral Researcher at the University of São Paulo (USP), and researcher of the CITCEM, University of Porto. His recent publications are related with the thematics of the Social His- tory of Health, History of Science, Medicine, Pharmacy and Natural Sciences, and Environmental History. Bracht’s cur- rent research field is the History of Medicine and Natural Sciences in the eighteenth century South Asia and the pro- duction and circulation of knowledge within the Colonial Empires. MONIQUE PALMA Monique Palma is PhD student in History at the University of Porto in Portugal. She holds a fellowship from Capes (Coor- dination for the Improvement of Higher Education Person- nel – Coordinating efforts to improve the quality of Brazil’s faculty and staff in higher education through grant programs). She is a member of CITCEM (Transdisciplinary Research Centre). She currently researches the circulations of med- ical surgical knowledge between Portugal and Brazil in the eighteenth century, as part of the history of science.