Grace Shephard

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Phone +47 22854085
Room 2.327
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Visiting address Sem Sælands vei 2A ZEB-bygget 0371 OSLO
Postal address Postboks 1028 Blindern 0316 Oslo

Simulation model of the changes of plate tectonics in geological time.

Full publication list at Google Scholar:

Latest publication:

Shephard, G et.al. 2021. Seismological expression of the iron spin crossover in ferropericlase in the Earth’s lower mantle. Nature Communications. ISSN 2041-1723.

Research interests

  • Global and regional plate tectonic reconstructions
    • Focus on Arctic, North Atlantic, and Pacific regions
  • Mantle geodynamics
    • Mantle convection, seismic tomography
  • Dynamic topography and palaeogeography

Teaching

Background

  • 2018-  present:     Researcher, CEED, UiO. 
  • 2016-2018:     VISTA Postdoctoral Researcher, The Norwegian Academy of Science and Letters and CEED, UiO. 
  • 2014-2016:     Postdoctoral Researcher, CEED
  • 2010-2014:     PhD, EarthByte Group, Department of Geosciences, University of Sydney, Australia 

Professional responsibilities

Publications

  • Shephard, Grace; Houser, Christine; Hernlund, John W; Valencia-Cardona, Juan J.; Trønnes, Reidar G & Wentzcovitch, RM (2021). Seismological expression of the iron spin crossover in ferropericlase in the Earth’s lower mantle. Nature Communications. ISSN 2041-1723. 12. doi: 10.1038/s41467-021-26115-z. Full text in Research Archive
  • Crameri, Fabio; Shephard, Grace & Heron, Philip J. (2020). The misuse of colour in science communication. Nature Communications. ISSN 2041-1723. 11(1). doi: 10.1038/s41467-020-19160-7. Full text in Research Archive
  • Gac, Sebastien; Minakov, Alexander; Shephard, Grace; Faleide, Jan Inge & Planke, Sverre (2020). Deformation analysis in the Barents Sea in relation to paleogene transpression along the Greenland-Eurasia plate boundary. Tectonics. ISSN 0278-7407. 39(10). doi: 10.1029/2020TC006172. Full text in Research Archive
  • Crameri, Fabio; Magni, Valentina; Domeier, Mathew; Shephard, Grace Elizabeth; Chotalia, Kiran & Cooper, George [Show all 14 contributors for this article] (2020). A transdisciplinary and community-driven database to unravel subduction zone initiation. Nature Communications. ISSN 2041-1723. 11. doi: 10.1038/s41467-020-17522-9. Full text in Research Archive
  • Crameri, Fabio; Shephard, Grace & Conrad, Clinton Phillips (2019). Plate tectonics, Encyclopedia of Ecology. Reference Module in Earth Systems and Environmental Sciences. Elsevier. ISSN 978-0-12-409548-9. doi: 10.1016/B978-0-12-409548-9.12393-0. Full text in Research Archive
  • Torsvik, Trond Helge; Steinberger, Bernhard; Shephard, Grace; Doubrovine, Pavel; Gaina, Carmen & Domeier, Mathew [Show all 8 contributors for this article] (2019). Pacific‐Panthalassic reconstructions: Overview, errata and the way forward. Geochemistry Geophysics Geosystems. ISSN 1525-2027. 20(7), p. 3659–3689. doi: 10.1029/2019GC008402. Full text in Research Archive
  • Coltice, Nicolas & Shephard, Grace (2018). Tectonic predictions with mantle convection models. Geophysical Journal International. ISSN 0956-540X. 213(1), p. 16–29. doi: 10.1093/gji/ggx531. Full text in Research Archive
  • Shephard, Grace; Wiers, Steffen; Bazhenova, Evgenia; Perez, Lara F; Mejia, Luz Maria & Johansson, Carina [Show all 8 contributors for this article] (2018). A North Pole thermal anomaly? Evidence from new and existing heat flow measurements from the central Arctic Ocean. Journal of Geodynamics. ISSN 0264-3707. 118, p. 166–181. doi: 10.1016/j.jog.2018.01.017. Full text in Research Archive
  • Hosseini, Kasra; Matthews, Kara J.; Sigloch, Karin; Shephard, Grace; Domeier, Mathew & Tsekhmistrenko, Maria (2018). SubMachine: Web-Based Tools for Exploring Seismic Tomography and Other Models of Earth's Deep Interior. Geochemistry Geophysics Geosystems. ISSN 1525-2027. 19(5), p. 1464–1483. doi: 10.1029/2018GC007431. Full text in Research Archive
  • Abdelmalak, Mohamed Mansour; Faleide, Jan Inge; Planke, Sverre; Gernigon, Laurent; Zastrozhnov, Dmitry & Shephard, Grace [Show all 7 contributors for this article] (2017). The T-Reflection and the Deep Crustal Structure of the Vøring Margin, Offshore mid-Norway. Tectonics. ISSN 0278-7407. 36(11), p. 2497–2523. doi: 10.1002/2017TC004617. Full text in Research Archive
  • Domeier, Mathew; Shephard, Grace; Jakob, Johannes; Gaina, Carmen; Doubrovine, Pavel & Torsvik, Trond Helge (2017). Intraoceanic subduction spanned the Pacific in the Late Cretaceous–Paleocene. Science Advances. ISSN 2375-2548. 3(11). doi: 10.1126/sciadv.aao2303. Full text in Research Archive
  • Jones, Morgan Thomas; Augland, Lars Eivind; Shephard, Grace; Burgess, Seth; Eliassen, Gauti Trygvason & Jochmann, Malte [Show all 10 contributors for this article] (2017). Constraining shifts in North Atlantic plate motions during the Palaeocene by U-Pb dating of Svalbard tephra layers. Scientific Reports. ISSN 2045-2322. 7(1). doi: 10.1038/s41598-017-06170-7. Full text in Research Archive
  • Shephard, Grace Elizabeth; Matthews, Kara J.; Hosseini, Kasra & Domeier, Mathew (2017). On the consistency of seismically imaged lower mantle slabs. Scientific Reports. ISSN 2045-2322. 7:10976, p. 1–17. doi: 10.1038/s41598-017-11039-w. Full text in Research Archive
  • Jones, Morgan Thomas; Trygvason Eliassen, Gauti; Shephard, Grace; Svensen, Henrik; Jochmann, Malte & Friis, Bjarki [Show all 9 contributors for this article] (2016). Provenance of bentonite layers in the Palaeocene strata of the Central Basin, Svalbard: implications for magmatism and rifting events around the onset of the North Atlantic Igneous Province. Journal of Volcanology and Geothermal Research. ISSN 0377-0273. 327, p. 571–584. doi: 10.1016/j.jvolgeores.2016.09.014.
  • Müller, R. Dietmar; Seton, Maria; Zahirovic, Sabin; Williams, Simon E.; Matthews, Kara J. & Wright, Nicky M. [Show all 12 contributors for this article] (2016). Ocean basin evolution and global-scale plate reorganization events since Pangea breakup. Annual Review of Earth and Planetary Science. ISSN 0084-6597. 44, p. 107–138. doi: 10.1146/annurev-earth-060115-012211.
  • Fritzell, Eva Hauk; Bull, Abigail & Shephard, Grace Elizabeth (2016). Closure of the Mongol–Okhotsk Ocean: Insights from seismic tomography and numerical modelling. Earth and Planetary Science Letters. ISSN 0012-821X. 445, p. 1–12. doi: 10.1016/j.epsl.2016.03.042.
  • Shephard, Grace Elizabeth; Trønnes, Reidar G; Spakman, Wim; Panet, Isabelle & Gaina, Carmen (2016). Evidence for slab material under Greenland and links to Cretaceous High Arctic magmatism. Geophysical Research Letters. ISSN 0094-8276. 43(8), p. 3717–3726. doi: 10.1002/2016GL068424.
  • Shephard, Grace Elizabeth; Dalen, Kari; Peldszus, Regina; Aparicio, Sara; Beumer, Larissa & Birkeland, Roger [Show all 17 contributors for this article] (2016). Assessing the added value of the recent declaration on unregulated fishing for sustainable governance of the central Arctic Ocean. Marine Policy. ISSN 0308-597X. 66, p. 50–57. doi: 10.1016/j.marpol.2016.01.013. Full text in Research Archive
  • Abdelmalak, Mohamed Mansour; Andersen, Torgeir Bjørge; Planke, Sverre; Faleide, Jan Inge; Corfu, Fernando & Tegner, Christian [Show all 9 contributors for this article] (2015). The ocean-continent transition in the mid-Norwegian margin: Insight from seismic data and an onshore Caledonian field analogue. Geology. ISSN 0091-7613. 43(11), p. 1011–1014. doi: 10.1130/G37086.1.
  • Shephard, Grace; Flament, Nicolas; Williams, Simon; Seton, Maria; Gurnis, Michael & Müller, R. Dietmar (2014). Circum-Arctic mantle structure and long-wavelength topography since the Jurassic. Journal of Geophysical Research (JGR): Solid Earth. ISSN 2169-9313. 119(10), p. 7889–7908. doi: 10.1002/2014JB011078.
  • Butterworth, Nathaniel; Talsma, Aedon; Muller, Dietmar; Seton, Maria; Bunge, Hans-Peter & Schuberth, Bernhard [Show all 8 contributors for this article] (2014). Geological, tomographic, kinematic and geodynamic constraints on the dynamics of sinking slabs. Journal of Geodynamics. ISSN 0264-3707. 73, p. 1–13. doi: 10.1016/j.jog.2013.10.006.
  • Shephard, Grace; Muller, Dietmar & Seton, Maria (2013). The tectonic evolution of the Arctic since Pangea breakup: Integrating constraints from surface geology and geophysics with mantle structure. Earth-Science Reviews. ISSN 0012-8252. 124, p. 148–183. doi: 10.1016/j.earsscirev.2013.05.012.
  • Shephard, Grace Elizabeth; Bunge, Hans-Peter; Schuberth, Bernhard; Muller, Dietmar; Talsma, Aedon & Moder, Christoph [Show all 7 contributors for this article] (2012). Testing absolute plate reference frames and the implications for the generation of geodynamic mantle heterogeneity structure. Earth and Planetary Science Letters. ISSN 0012-821X. 317(204). doi: 10.1016/j.epsl.2011.11.027.
  • Shephard, Grace Elizabeth; Liu, Lijun; Muller, Dietmar & Gurnis, M (2012). Dynamic topography and anomalously negative residual depth of the Argentine Basin. Gondwana Research. ISSN 1342-937X. 22(2), p. 1–13. doi: 10.1016/j.jog.2013.10.006.
  • Shephard, Grace Elizabeth; Muller, Dietmar; Liu, Lijun & Gurnis, Michael (2010). Miocene drainage reversal of the Amazon River driven by plate-mantle interaction. Nature Geoscience. ISSN 1752-0894. 3, p. 870–875. doi: 10.1038/ngeo1017.

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  • Shephard, Grace; Houser, Christine; Hernlund, John W; Valencia-Cardona, JJ; Trønnes, Reidar G & Wentzcovitch, RM (2021). Detecting the spin crossover in ferropericlase. Am. Geophys. Union Fall Mtg. DI14A-01. Am. Geophys. Union Fall Meeting Abstr..
  • Trønnes, Reidar G & Shephard, Grace (2021). Elektronisk spinn-overgang i ferroperiklas i Jordas dype indre. Forskning.no. ISSN 1891-635X.
  • Shephard, Grace Elizabeth & Crameri, Fabio (2020). How many transdisciplinary researchers does it take to find out how an ocean sinks? EGU Blogs.
  • Shephard, Grace Elizabeth; Hernlund, John; Houser, Christine; Trønnes, Reidar G; Crameri, Fabio & Wentzcovitch, Renata (2020). Mapping out the lower mantle - the iron spin crossover and the ambient mantle.
  • Shephard, Grace Elizabeth (2020). Mapping the mantle from multiple seismic tomography models – visualisation and applications.
  • Shephard, Grace Elizabeth; Houser, Christine; Hernlund, John; Trønnes, Reidar G; Valencia-Cardona, Juan J. & Wentzcovitch, Renata (2020). Detection of the spin crossover in ferropericlase in the Earth’s lower mantle; an interdisciplinary approach.
  • Shephard, Grace Elizabeth; Crameri, Fabio & Heron, Philip J. (2020). At the end of the rainbow – Scientific Colour Maps for science and society.
  • Shephard, Grace; Hernlund, John W; Houser, Christine; Trønnes, Reidar G & Crameri, Fabio (2020). Ambient lower mantle structure and composition inferred from seismic tomography, convection models and geochemistry. European Geosci. Union, Gen. Assembly, Geophys. Res. Abstr..
  • Chotalia, Kiran; Cooper, George; Crameri, Fabio; Domeier, Mathew; Eakin, Caroline & Grima, Antoniette Greta [Show all 14 contributors for this article] (2020). The trans-disciplinary and community-driven subduction zone initiation (SZI) database.
  • Midtkandal, Ivar; Holbrook, John; Faleide, Jan Inge; Myers, Cody; van Yperen, Anna Elisabeth & Shephard, Grace [Show all 7 contributors for this article] (2020). Testing arctic tectonic plate models with Cretaceous sediment source to sink budgets.
  • Odlum, M; Anfinson, Owen; Poulaki, E. M.; Shephard, Grace; Stockli, Daniel & Gaina, Carmen (2019). Thermal record of deformation, exhumation, and fluid-rock interactions along the Billefjorden Fault Zone, Pyramiden, Svalbard.
  • Shephard, Grace; Jackson, Ruth; Gaina, Carmen; Piepjohn, Karsten; Oakey, Gordon & Qingmou, Li [Show all 9 contributors for this article] (2019). Updated tectonic reconstructions of the Cretaceous Arctic: Digital plate model and applications.
  • Anfinson, Owen; Odlum, M; Shephard, Grace; Gaina, Carmen; Stockli, Daniel & Finley, Jake [Show all 7 contributors for this article] (2019). Provenance analysis of the Devonian Andrée Land Basin, Svalbard.
  • Crameri, Fabio; Magni, Valentina; Domeier, Mathew; Shephard, Grace; Cooper, George & Chotalia, Kiran [Show all 14 contributors for this article] (2019). Subduction zone initiation (SZI) database 1.0: Ready, set, model!
  • Hernlund, John W; Shephard, Grace; Houser, Christine; Wentzcovitch, RM & Trønnes, Reidar G (2019). Detection of an Iron Spin Transition in Ferro-periclase in the Lower Mantle. AGU Fall Meeting Abstr..
  • Hernlund, John W; Shephard, Grace; Houser, Christine; Wentzcovitch, RM & Trønnes, Reidar G (2019). Now you see it, now you don’t: Seismic signals of an iron spin transition in the lower mantle. Goldschmidt Conf. Abstr..
  • Domeier, Mathew; Torsvik, Trond Helge; Conrad, Clinton Phillips; Steinberger, Bernhard; Doubrovine, Pavel V. & Trønnes, Reidar G [Show all 9 contributors for this article] (2019). On the stability of Earth’s degree 2 mantle structure. European Geosci. Union, Gen. Assembly, Geophys. Res. Abstr..
  • Shephard, Grace; Houser, Christine; Hernlund, John W; Wentzcovitch, RM & Trønnes, Reidar G (2019). Seismic detection of iron spin pairing in ferropericlase and the structure of the lower mantle. Ada Lovelace Workshop on Modelling Mantle and Lithosphere Dynamics. Abstr..
  • Shephard, Grace; Houser, Christine; Hernlund, John W; Wentzcovitch, RM & Trønnes, Reidar G (2019). Detection of the lower mantle iron spin transition in ferropericlase through vote maps of seismic tomography. European Geosci. Union, Gen. Assembly, Geophys. Res. Abstr..
  • Shephard, Grace; Jackson, Ruth; Gaina, Carmen; Piepjohn, Karsten; Oakey, Gordon & Li, Qingmou [Show all 9 contributors for this article] (2019). Updated tectonic reconstructions of the Cretaceous Arctic: Digital plate model and applications.
  • Shephard, Grace; Gaina, Carmen; Torsvik, Trond Helge & Faleide, Jan Inge (2019). Plate tectonics and mantle structure of the Arctic, North Atlantic, and Panthalassa: recent updates.
  • Shephard, Grace; Houser, Christine; Hernlund, John; Trønnes, Reidar G & Wentzcovitch, Renata (2019). Detection of the lower mantle iron spin transition in ferropericlase through vote maps of seismic tomography.
  • Shephard, Grace; Crameri, Fabio & Gaina, Carmen (2019). Shifting around, digging up, and colouring in oceans.
  • Shephard, Grace; Abdelmalak, Mohamed Mansour; Gaina, Carmen; Faleide, Jan Inge; Torsvik, Trond Helge & Jackson, Ruth [Show all 9 contributors for this article] (2019). A Greenland centered puzzle: Updated plate reconstructions of the North Atlantic and Arctic .
  • Shephard, Grace & Gaina, Carmen (2019). The Arctic in deep time and space: a Earth Scientist's perspective.
  • Shephard, Grace (2019). Welcome to APECS and APECS Norway.
  • Shephard, Grace (2019). Welcome to APECS and APECS Norway.
  • Shephard, Grace & Gaina, Carmen (2019). The Arctic in deep time and space - plate tectonics in the Arctic .
  • Shephard, Grace (2019). Updated plate reconstructions for the Arctic; from Amerasia to the Eurekan.
  • Shephard, Grace; Houser, Christine; Hernlund, John; Trønnes, Reidar G; Wentzcovitch, Renata & Valencia, Juan (2019). Seismic detection of iron spin pairing in ferropericlase and the structure of the lower mantle.
  • Domeier, Mathew; Torsvik, Trond Helge; Conrad, Clinton Phillips; Steinberger, Bernhard; Doubrovine, Pavel & Trønnes, Reidar G [Show all 9 contributors for this article] (2019). On the stability of Earth’s degree 2 mantle structures.
  • Crameri, Fabio; Chotalia, Kiran; Cooper, George; Domeier, Mathew; Eakin, Caroline & Grima, Antoinette [Show all 14 contributors for this article] (2019). Subduction Zone Initiation Database 1.0.
  • Hosseini, Kasra; Matthews, Kara J.; Sigloch, Karin; Shephard, Grace; Domeier, Mathew & Tsekhmistrenko, Maria (2018). SubMachine: Web-based tools for exploring seismic tomography models.
  • Faleide, Jan Inge; Abdelmalak, Mohamed Mansour; Shephard, Grace; Torsvik, Trond Helge; Gaina, Carmen & Tsikalas, Filippos [Show all 9 contributors for this article] (2017). Quantification and restoration of pre-drift extension across NE Atlantic conjugate margins.
  • Jones, Morgan Thomas; Augland, Lars Eivind; Shephard, Grace; Burgess, Seth; Eliassen, Gauti & Jerram, Dougal Alexander [Show all 10 contributors for this article] (2017). Bentonite layers in Svalbard: constraining sources of volcanism, geochronology, and relative plate motions during the Paleogene.
  • Faleide, Jan Inge; Planke, Sverre; Abdelmalak, Mohamed Mansour; Zastrozhnov, Dmitrii; Wong, P.W. & Shephard, Grace [Show all 12 contributors for this article] (2016). Basin architecture and evolution at NE Atlantic conjugate margins.
  • Bull, Abigail Louise; Torsvik, Trond Helge & Shephard, Grace (2015). Past Plate Motions and The Evolution of Earth’s Lower Mantle: Relating LLSVPs and Plume Distribution.
  • Shephard, Grace Elizabeth (2015). United Plates of Amasia: Modelling and visualizing the past, present and future Earth.
  • Shephard, Grace Elizabeth (2015). Arctic (Ocean) geology and geophysics.
  • Shephard, Grace Elizabeth (2015). Reconstructing the Arctic through deep time and space.
  • Shephard, Grace Elizabeth (2015). Modelling circum-Arctic plate reconstructions and GPlates software.
  • Shephard, Grace Elizabeth & Gaina, Carmen (2015). Reconstructing extinct and current Arctic oceans from surface and mantle constraints.
  • Shephard, Grace; Spakman, Wim; Panet, Isabelle; Gaina, Carmen & Trønnes, Reidar G (2015). The Arctic connection - plate tectonics and mantle dynamics in the North Atlantic, North Pacific and the High Arctic. EGU Gen. Assembly, EGU2015-7839.
  • Bull, Abigail Louise; Fritzell, Eva Hauk; Mohn, Chris Erik; Prieur, Nils Charles; Rolf, Tobias & Shephard, Grace Elizabeth [Show all 7 contributors for this article] (2015). Looking inside the Earth, using E-infrastructure resources. Meta 2-2015, 4-9 (and FrontPage). META : Magazine.
  • Shephard, Grace; Bull, Abigail & Gaina, Carmen (2014). Modelling plate kinematics, slabs and LLSVP dynamics – an example from the Arctic and northern Panthalassa.
  • Shephard, Grace; Gurnis, Michael; Flament, Nicolas; Mihalynuk, M; Sigloch, K & Gaina, Carmen (2014). Evaluating alternative models of intra-oceanic subduction of northeastern Panthalassa since the Jurassic.
  • Shephard, Grace Elizabeth; Flament, Nicolas; Williams, Simon; Seton, Maria; Gurnis, Michael & Müller, R. Dietmar (2013). Linking mantle structure and dynamic surface topography of the circum-Arctic since the Jurassic.
  • Shephard, Grace Elizabeth; Flament, Nicolas; Seton, Maria; Heine, Christian & Müller, R. Dietmar (2013). Mesozoic ocean basins of the circum-Arctic; linking plate tectonics and mantle dynamics.

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Published Nov. 27, 2014 1:07 PM - Last modified Mar. 3, 2022 5:50 PM