Four PhD Theses were submitted by members of our research group, including ‘Gender Inequality in Iberian Prehistory. A Multi-Variable Approach’ (Marta Cintas Peña, July 2018), ‘Ivory in Copper Age Iberia. A Technological, Experimental and Contextual Approach to the Ivory Collections of the Valencina de la Concepción-Castilleja de Guzmán Mega-Site (Seville)’ (Miriam Luciañez Triviño, September 2018), ‘Forgotten Landscapes in the Uruguayan Highlands. Stone Architecture in the Sierra de Aguirre’ (Moira Sotelo Rico, December 2018), ‘Dwelling in the Valley. Methodology for the Study of Social Practices in Ancient Rural Communities. Potentials and Challenges of the Surface Survey’ (Luis Antonio Sevillano Perea, December 2018).