Jan Zalasiewicz

Jan Zalasiewicz is a professor in the Department of Geology at the University of Leicester, and before that worked at the British Geological Survey. A field geologist, paleontologist, and stratigrapher, he teaches various aspects of geology and Earth history to undergraduate and postgraduate students, and is a researcher into fossil ecosystems and environments across over half a billion years of geological time. He has published over a hundred papers in scientific journals, and several books, including Rocks: A Very Short Introduction and The Planet in a Pebble.