Eds. Perach Nuriel (University of Geneva, Switzerland), Catherine Mottram (University of Portsmouth, United Kingdom), Nick Roberts (NERC Isotope Geosciences Laboratory, United Kingdom), Axel Gerdes (Goethe Unversity Frankfurt, Germany), and Klaus Mezger (University of Bern, Switzerland)

Eds. GChron associate editors | Coordinators: Alyssa L. Abbey (California State University, Long Beach, USA), Mark Wildman (University of Glasgow, UK), Kendra E. Murray (Idaho State University, USA), and Andrea Stevens Goddard (Indiana University, USA)