Katerina Vasileiadou, deceased. Formerly of the Natural History Museum of Lesvos Petrified Forest, 17 8th November, Postcode 81100, Mytilene, Lesvos, Greece.
Jerry J. Hooker. Department of Earth Sciences, Natural History Museum, Cromwell Road, London, SW7 5BD. (corresponding author)
Jerry Hooker is Scientific Associate in the Department of Earth Sciences, Natural History Museum, London, following retirement from a long career at this institution. He graduated at London University and gained his PhD, entitled ‘Mammals from the Bartonian (Middle/Late Eocene) of the Hampshire Basin, southern England’, from University College London, both while employed. He has published monographs and numerous papers on mammals, mainly from the Paleogene, but also a few from the Mesozoic. He applies his studies to phylogeny, biostratigraphy and palaeoenvironmental reconstruction. He has an active programme of field collecting in the UK.
Margaret E. Collinson. Department of Earth Sciences, Royal Holloway University of London, Egham, Surrey, TW20 0EX; Department of Earth Sciences, Natural History Museum, Cromwell Road, London, SW7 5BD.
Margaret Collinson is Professor of Plant Palaeobiology in the Department of Earth Sciences at Royal Holloway University of London and an Honorary Research Fellow in the Department of Earth Sciences, Natural History Museum, London. She graduated with BSc in Botany with Marine Botany from University College of North Wales, Bangor and PhD, entitled ‘Palaeocarpological and related palaeobotanical studies of Palaeogene sediments from Southern Britain’, from Birkbeck College London. Her research focusses on Paleogene plants, (especially fruits, seeds and megaspores) using a combination of electron (TEM, SEM) and tomographic (CT, SRXTM) imaging. She applies her studies to reconstruct ancient vegetation, palaeoenvironments and palaeoclimates.