The speaker for the first lecture, Professor Antony Buller, is a Fellow of the Geological Society and a Fellow of the Royal Norwegian Society of Science and Letters. He has produced some 200 authored and co-authored papers and reports and has wide experience in scientific and technical editing. He is a member of the executive committee of the Devonshire Association for the Advancement of Science, Literature and the Arts. Professor Buller gained a BSc(Hons) degree in Geology at the University of Exeter, a PhD at the University of Reading and was a post-Doctoral Research Fellow at the Tay Estuary Research Centre, University of Dundee. He has worked for Shell UK and with the Norwegian oil and energy company, Statoil ASA.  Professor Buller’s presentation on 24 April will cover Dawlish Warren’s present location and configuration; its natural features; its geological foundation and formation; its inherent instability and recent measures aimed at long-term stabilisation including the 2017 Beach Management Scheme.