Mark Taylor
Also known as Mark Alan Taylor, Mark A. Taylor
Mark Taylor is a mathematician at Sandia National Laboratories who develops numerical methods for climate models and is one of the authors of ClimSim, a dataset for training machine-learning emulators of climate physics. He earned a PhD at New York University's Courant Institute in 1992, joined Sandia in 2004, and shared the 2014 DOE Secretary's Honor Award for unifying the department's climate modeling research community. Sandia promoted him to Distinguished Member of the Technical Staff in 2018. In 2023, he led the submission for the SCREAM cloud-resolving atmosphere model, which won the inaugural Gordon Bell Prize for Climate Modeling after a run on the Frontier supercomputer, and ClimSim received a NeurIPS Outstanding Datasets and Benchmarks Paper award. He is Chief Computational Scientist of the Energy Exascale Earth System Model project at Sandia.
- Badges
Timeline
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1992
A Courant Institute doctorate
He completes a PhD in mathematics at New York University's Courant Institute of Mathematical Sciences in 1992.
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2004
Joining Sandia National Laboratories
He joins Sandia National Laboratories in 2004. His mimetic and conservative formulation of the spectral element method is one of the atmospheric dynamical cores used in the Community Earth System Model and DOE's ACME project. He also develops the Hamiltonian structure-preserving formulation of the spectral element method used in E3SM's atmospheric component model.
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2014
DOE Secretary's Honor Award
He receives the Department of Energy's 2014 Secretary's Honor Award for his work as chief computational scientist of the Accelerated Climate Modeling for Energy (ACME) executive council team. He shares it with William Collins of Lawrence Berkeley National Laboratory and David Bader of Lawrence Livermore National Laboratory.
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2018
Chief computational scientist of E3SM
The Energy Exascale Earth System Model (E3SM), the work of eight Department of Energy labs, is unveiled in 2018 with him as its chief computational scientist. He leads a 30-person Sandia group that makes the model code easier to configure and test. Sandia also promotes him to Distinguished Member of the Technical Staff in 2018.
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2020
Leading the E3SM-MMF project
In 2020, he leads the Energy Exascale Earth System Model – Multiscale Modeling Framework (E3SM-MMF) subproject, which works to improve the simulation of the water cycle and precipitation.
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2023
SCREAM wins a Gordon Bell prize
In 2023, E3SM developers use a 10-day window on the Frontier exascale supercomputer to run SCREAM, the Simple Cloud Resolving E3SM Atmosphere Model, at global 3.25-kilometer resolution. He calls the result the first global cloud-resolving model to simulate a world's year of climate in a day. As lead author of the SCREAM submission, he sees it win the inaugural Gordon Bell Prize for Climate Modeling in November 2023.
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2023
The ClimSim dataset
He is one of the authors of ClimSim, a dataset of 5.7 billion pairs of input and output vectors from E3SM-MMF multi-scale climate simulations, built for training machine-learning emulators of high-resolution physics. The paper receives an Outstanding Datasets and Benchmarks Paper award at NeurIPS 2023.
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As of October 2026
SCREAM at 100 meters
In January 2026, he coauthors a Geoscientific Model Development paper with Jishi Zhang, Peter Bogenschutz and Philip Cameron-Smith that runs SCREAM at 100-meter resolution over the San Francisco Bay Area. He is Chief Computational Scientist of the E3SM project at Sandia National Laboratories.
Career
- Since 2004National Nuclear Security AdministrationDistinguished Member of the Technical Staff
Education
Sources and credits
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- Mark Alan Taylor – Center for Computing Research (CCR)
- talk: DOE Energy Exascale Earth System Model, 2:30 Tue 10/31, ITE325 – Department of Computer Science and Electrical Engineering
- Sandia researcher Mark Taylor receives highest award from DOE Secretary – News Releases
- Exascale – LabNews
- Sandia-led Earth System Modeling Project Featured in ECP Podcast – Center for Computing Research (CCR)
- Sandia cloud-resolving climate model meets world’s fastest supercomputer – News Releases
- LLNL-led SCREAM team clinches inaugural Gordon Bell Prize for climate modeling | Lawrence Livermore National Laboratory
- Cloud Simulations on Frontier Awarded Gordon Bell Special Prize for Climate Modeling – Oak Ridge Leadership Computing Facility
- Announcing the NeurIPS 2023 Paper Awards – NeurIPS Blog
- ClimSim: An open large-scale dataset for training high-resolution physics emulators in hybrid multi-scale climate simulators
- GMD - Zooming in: SCREAM at 100 m using regional refinement over the San Francisco Bay Area

