Justine Bayley worked at the Ancient Monuments Laboratory, now part of English Heritage, from 1973-2010, leading its Technology Team from 1981. Their work included identifying remains of past industries and examining and analysing finds from archaeological excavations. She acted as scientific advisor and specialist contributor to many EH- and developer-funded archaeological projects as well as carrying out a range of research projects.
Ian Freestone is Professor of Archaeological Materials and Technology at the Institute of Archaeology, University College London. His previous career included a Professorial position in Archaeology at Cardiff University and as a scientist at the British Museum. He is a specialist in early materials and technologies and is currently interested in early glass industries.
Caroline Jackson is Reader in Archaeological Meterials in the Department of Archaeology at the University of Sheffield. Her research interests are in the study and scientific analysis of archaeological materials, specialising in glass and other vitreous materials such as faience, particularly relating to Bronze Age Egypt and the Aegean and on Roman glasses from consumption contexts.