Randall Schaetzl is a Professor of Geography at Michigan State University, East Lansing. He has trained as a physical geographer at some of the top departments in the USA, and has established himself as a leading figure in soil genesis and geomorphology research. He has published in all the leading soils, geomorphology and geography journals. Schaetzl is an associate editor for the Soil Science Society of America Journal. His expertise on podzolization and pedoturbation has led him to publish papers that have advanced the theory behind both these widespread soil processes.