António Carlos Neves de Valera has a degree in History and in Archaeology and a master and a PhD in Archaeology (Universities of Lisbon and Porto). Has developed research since 1988 focused in the Neolithic and Chalcolithic of Central and South Portugal. He coordinates the Global Archaeological Research Program of Perdigões complex of ditched enclosures and is head of the research unit of Era Arqueologia Company and integrates the ICArEHB centre of Algarve University.