Andrzej Antczak coordinates the Early Human Impact on Megamollusks project which is part of the HMAP initiative. He is a researcher at the Unidad de Estudios Arqueológicos, Universidad Simón Bolívar, Venezuela. He holds a Ph.D. in Prehistoric Archaeology from the Institute of Archaeology, University College London, UK. His dissertation was on Late Prehistoric Economy and Society of the Islands off the Coast of Venezuela: A Contextual Interpretation of the Non-Ceramic Evidence. He was a Postdoctoral Fellow also at the Institute of Archaeology researching on Prehistoric Shell Middens. He has been a lecturer in History of the Conservation of the Historical-Cultural Heritage and Origins of the American City at the Universidad Simón Bolívar and is the Director of the Archaeology Research Unit. His research interest is in Zooarchaeology; historical ecology; shell middens research; method and theory in the study of the social past; pre-Hispanic archaeology of north-central Venezuela. He holds more than 60 publications in his field of research.