Including John R. Hale, Beyond the Eternal Roman Concrete in Global Perspective; Linn W. Hobbs & Ruth Siddall, Cementitious Materials of the Ancient World; Lynne C. Lancaster, The Use of Lightweight Concrete in Rome, Cilicia, and Tunisia; Philip Brune & Renato Perucchio, Numerical Simulation of the Mechanical Behavior of Opus Opportunities and Challenges; Christopher J. Brandon, Roman Formwork Used for Underwater Concrete Construction; Arnaud Coutelas, The Selection and Use of Lime Mortars on the Building Sites of Roman Gaul; Ruth Siddall, From Kitchen to the Use of Waste Ceramics as Pozzolanic Additives in Roman Mortars; Stefano Camporeale, Military Building Techniques in Mauretania the Use of Mortar and Rubble at Thamusida (Sidi Ali ben Ahmed, Morocco); Åsa Ringbom & al., Mortar Dating and Roman Pozzolana, Results and Interpretations; Alf Lindroos & al., Problems in Radiocarbon Dating of Roman Pozzolana Mortars; Khaled Al-Bashaireh & Gregory W. L. Hodgins, AMS Radiocarbon Dating of Lime-Plaster from the Painted House at Petra, South Jordan; Maria M. Langley & al., A Comparison of Dating Techniques at Torre de Palma, Mortars and Ceramics.