George Guice is the Peter Buck Fellow at the Department of Mineral Sciences of the Smithsonian National Museum of Natural History.  He received his PhD from Cardiff University in 2019, and MSc in Mining Geology from Camborne School of Mines, University of Exeter.  His PhD thesis was titled "Origin and geodynamic significance of Archaean ultramafic-mafic complexes in the Kaapvaal and North Atlantic cratons."