Christopher J Cleal Author

Christopher J. Cleal is Head of Botany at National Museum Wales. He is a Fellow of the Geological Society, London, and the Linnean Society, London, and is a member of the Fossil Plant Committee of the International Association of Plant Taxonomy (IAPT). He has published nine books and over 200 papers in academic journals, dealing with palaeobotany, stratigraphy and geoconservation. Barry A. Thomas is an Honorary Professor and a Lifelong Learning Lecturer at Aberystwyth University and is a Research Fellow at the National Museum of Wales. He is a Trustee of the British Institute for Geological Conservation, a member of the Advisory Group to the National Library and is Past President of the British Pteridological Society. Previously, he was Head of Life Sciences and Dean of the Faculty of Science and Mathematics, at Goldsmiths College, University London, and Keeper of Botany at the National Museum of Wales, Cardiff.