Michael J. Branney is a professor of volcanology at the University of Leicester, and jazz pianist. He investigates explosive super-eruptions, how volcanic ash is transported across the Earth surface, and how volcanoes collapse catastrophically, and has published many key papers on these topics.
Jan Zalasiewicz is a professor in the Department of Geology at the University of Leicester. A field geologist, paleontologist, and stratigrapher, he has published several books, including Rocks: A Very Short Introduction and The Planet in a Pebble.
Mike Cooper is a British voice talent who left big-city life in London for a log cabin in the Blue Ridge Mountains of North Carolina. Mike is recognizable from his years with the BBC World Service, and as the narrator of countless television documentaries.