Kathryn M. Kumamoto¹, Rellie Goddard¹, Lars N Hansen¹, David Wallis², Christopher Thom¹, Andrew J Cross³, David L Goldsby³, William B Durham⁴, Amanda Dillman⁵ and David L Kohlstedt⁵, (1)University of Oxford, Oxford, United Kingdom, (2)Utrecht University, Department of Earth Sciences, Utrecht, Iceland, (3)University of Pennsylvania, Philadelphia, PA, United States, (4)MIT 54-720, Cambridge, MA, United States, (5)University of Minnesota Twin Cities, Minneapolis, MN, United States