Professional Service

• National Academy of Sciences. Role: Editorial Board. Proceedings of the National Academy of Sciences. Scholarly Service. 01/01/2018 - 12/31/2018. 01/01/2020 - 12/31/2020
• Many. Role: reviewer. Reviewer of journals and proposals. 01/01/2020 - 12/31/2020
• Turkana Basin Institute. Role: Member. Grants Committee. 01/01/2020 - 12/31/2020
• US National Academy of Science - US National Research Council. US National Committee for the International Union of Quaternary Research. 01/01/2020 - 12/31/2020
• National Academy of Sciences. Role: Committee Chair. Mary Thompson Medal Committee. 01/01/2020 - 12/31/2020
• Geological Society of America. Role: member. Day Committee. 01/01/2020 - 12/31/2020
• National Academy of Sciences. Role: Editor. Proceedings of the National Academy of Sciences (editor). 01/01/2018 - 12/31/2018
• Save-The-Elephantrs. Role: member of committee. Scientific Board. 01/01/2018 - 12/31/2018
• IsoForenscis. Board member. 01/01/2018 - 12/31/2018
• National Academy of Sciences. Role: Editor. Proceedings of the National Academy of Sciences (editor). 01/01/2018 - 12/31/2018
• National Academy of Sciences. Role: Editor. Proceedings of the National Academy of Sciences (editor). 01/01/2017 - 12/31/2017
• National Academy of Sciences. Arthur Day Medal and Lecture Committee. 07/01/2016 - 06/30/2017
• National Academy of Sciences. Role: Editor. Proceedings of the National Academy of Sciences (editor). 01/01/2016 - 12/31/2016
• National Academy of Sciences. Role: member of committee. Cozzarelli Prize. 01/01/2015 - 06/01/2018
• National Academy of Sciences. Role: editor. Proceedings of the National Academy of Sciences. 01/01/2015 - 12/31/2015
• National Academy of Sciences. Role: member of committee. Mary Thompson Award Committee. 07/01/2014 - 06/01/2015
• National Academy of Sciences. Proceedings of the National Academy of Sciences. 01/01/2014 - 12/31/2014
• National Academy of Sciences. GK Warren Committee. 07/01/2013 - 06/01/2014
• National Academy of Sciences. Role: editor. Proceedings of the National Academy of Sciences. 01/01/2013 - 12/31/2013
• National Academy of Sciences. Role: editor. Proceedings of the National Academy of Sciences. 01/01/2012 - 12/31/2012
• National Academy of Sciences. editor, Proceedings of the National Academy of Sciences. 01/01/2011 - 12/31/2011
• National Academy of Sciences. Role: member of committee. GK Warren Committee. 07/01/2010 - 06/01/2011
• National Academy of Sciences. Role: member of committee. NAS Committee for Scientific Reviewing. 07/01/2010 - 06/01/2011

Internal Service

• Chair of Department – Geology and Geophysics (Since July 2016). Chair of Department, 01/01/2020 - 12/31/2020. Department service.

Honors & Awards

• Rosenblatt Prize. University of Utah, 10/19/2022
• Fellow. Geochemical Society, 01/31/2021
• Émile Argand Award. International Union of Geosciences, 03/03/2020
• Excellence in Earth and Space Science Education Award . American Geophysical Union, 12/2017
• Mineral of the Year – Rowleyite. Mineralogical Society of America, 11/01/2017
• President's Medal. Geological Society of America, 10/2017
• Fellow. American Geophysical Union, 12/2016
• Awarded for fundamental contributions of science . Utah Governor's Medal of Science, 01/25/2012
• College of Liberal Arts and Science Alumni Award. Iowa State University, 04/2005
• elected member, 2001. National Academy of Science, 05/29/2001