PhD student at Universidad Nacional de Quilmes (UNQ), she is a scholarship holder for the project “Turning Land into Capital”, financed by the Volkswagen Foundation. She has a master's degree in Social History from PPGH at Universidade Federal Fluminense, where she also carries out doctoral studies. She has a degree in History and other in Social Communication. She was a Training and Technical Qualification Fellow Level 5 ESCRITHAS/Faperj. Karen is a researcher at CEAR – Centro de Estudios de la Argentina Rural (UNQ) –, ESCRITHAS/UFF – Critical, Theoretical and Historiographical Studies on the Americas; and COMMUN/UFF – World Comparative History. She is member of the Center for Studies on Global Inequalities (CDG-UFF) since its foundation. Reflecting on the metaconfigurations of capitalism based on investigations that place the Western scientific knowledge at the center of the debate on global systemic imbalances, she investigates agrarian frontiers and black slavery in the Americas.