Ian Francis grew up near Loweswater, in the northwest Lake District. Having gained his degree and PhD in geology at Oxford, he worked for several years in Australia, before returning to the UK to lead earth science book publishing at Blackwell (later Wiley-Blackwell). He lives in Maryport, on the Cumbrian coast.
Stuart Holmes is a self-taught photographer from Keswick in the northern Lake District, specialising in landscape and adventure sports photography. Using a paraglider to take aerial photographs enables Stuart to capture landscapes from new perspectives, highlighting features that may not be obvious from the ground. A selection of Stuart's photos can be seen here.
Bruce Yardley is Emeritus Professor in the School of Earth and Environment at the University of Leeds, where he taught geology and geochemistry for 30 years. From 2013-2017 he also held a temporary part-time appointment as the first Chief Geologist for Radioactive Waste Management. Bruce has written or edited 8 academic books and published over 130 research papers, including papers on geology in the USA, Australia, New Zealand, and Europe. He has served as Science Secretary of the Geological Society of London, and President of the Mineralogical Society.