Skip to main content

People287

OLCF people articles.

OLCF hackathonsFeaturedPeople

The OLCF’s Problem Busters

Professor Spencer Bryngelson and his team of researchers at Georgia Tech’s School of Computational Science and Engineering were excited to bring their code into the new world of exascale-class supercomputing. The Multicomponent Flow Code, or MFC, originated in the early 2000s to model the simultaneous movements of gases and liquids as they…
Coury Turczyn
February 11, 2025
Arjun Shankar ORNLFeaturedPeople

Meet the NCCS and OLCF Director: Arjun Shankar

World-leading supercomputers, like those built and deployed at the Oak Ridge Leadership Computing Facility at Oak Ridge National Laboratory, are astonishing feats of computational and infrastructural engineering. But behind the cables, wires and racks is the hard work of hundreds of individuals committed to a mission bigger than themselves. Arjun…
Betsy Sonewald
May 14, 2024
Alex May ORNLPeople

Data Curation for the Exascale Era

This summer, Alex May faced a task daunting enough for any human: sift through a dataset of 10 million organic molecules, make sure everything was correct and get it done within two weeks. That task was not the first time May has had to assess voluminous amounts of data within a…
Coury Turczyn
December 13, 2023
People

LLNL’s Diachin Takes Helm of DOE’s Exascale Computing Project

By Jeremy Thomas, LLNL Lawrence Livermore National Laboratory’s Lori Diachin will take over as director of the Department of Energy’s Exascale Computing Project on June 1, guiding the successful, multi-institutional high-performance computing effort through its final stages. Diachin, who is currently the principal deputy associate director for LLNL’s Computing Directorate, has served…
Betsy Sonewald
June 1, 2023
People

The NCCS’s Operational Orchestrator

At the National Center for Computational Sciences (NCCS), Ashley Barker enjoys one of the least complicated–sounding job titles at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL): section head of operations. But within that seemingly ordinary designation lurks a multitude of demanding roles as she oversees the…
Coury Turczyn
May 24, 2023
People

The OLCF’s Matt Sieger Selected to Lead OLCF-6

by Rachel McDowell The Oak Ridge Leadership Computing Facility’s (OLCF’s) Matt Sieger has been named the project director for the OLCF-6 effort. This next OLCF undertaking will plan and build a world-class successor to the OLCF’s still-new exascale system, Frontier. “I am delighted to welcome Matt Sieger as the new…
Coury Turczyn
May 24, 2023
People

Best of 2023

Paul Abston, leader of the HPC Infrastructure Operations Group of the National Center for Computational Sciences and manager of the Oak Ridge Leadership Computing Facility’s data center, has been named Data Center Manager of the Year for 2023. The award, sponsored by Data Center World, the global conference for data…
Matt Lakin
May 10, 2023
OrionPeopleTechnology

Forging a File System

Imagine solving the greatest scientific question of the era but having no way to save your answer. No need to fear, thanks to Dustin Leverman and his team. Leverman leads the Oak Ridge Leadership Computing Facility’s High-Performance Computing Storage and Archive Group at the U.S. Department of Energy’s Oak Ridge…
Matt Lakin
March 30, 2023
PeopleTechnology

Data Transfer Tool Makes New Connections at ORNL

Data is the fuel that propels scientific research, and fortunately for scientists, there is no shortage of data in the modern world—a single scientific instrument can produce terabytes of data. However, just as important as collecting the data is being able to access it and analyze it. For researchers at…
Betsy Sonewald
December 2, 2022
Bronson Messer, OLCF Director of Science, with the Frontier supercomputer, February 28, 2022.People

Pioneering Frontier: Bringing the Science

The “Pioneering Frontier” series features stories profiling the many talented Oak Ridge National Laboratory employees behind the construction and operation of the Oak Ridge Leadership Computing Facility’s incoming exascale supercomputer, Frontier. The HPE Cray system was delivered in 2021 and is now being prepared for full user operations.. Answer: This 2003 Jeopardy!…
Coury Turczyn
October 17, 2022
IndustryPeopleScienceTechnology

OLCF researchers win R&D 100 award

A team that includes researchers from the Oak Ridge Leadership Computing Facility recently received an R&D 100 Award for their work on Flash-X, a multiphysics simulation software package with applications that include modeling the collapse and explosion of a massive star core, better known as a supernova. Flash-X was developed…
Matt Lakin
September 8, 2022
SRP-HPC internsPeople

Summer of High-Performance Computing

At Grand Valley State University (GVSU) in Allendale, Michigan, Elise Dettling is entering her senior year as an undergraduate student of theoretical mathematics. She describes herself as having a “math brain.” She’s treasurer of the Math & Stats Club as well as the Applied Math Club. She has begun the…
Coury Turczyn
August 24, 2022
Man writing on whiteboardPeopleScience

Pioneering Frontier: Automating at Exascale

The “Pioneering Frontier” series features stories profiling the many talented ORNL employees behind the construction and operation of the OLCF’s incoming exascale supercomputer, Frontier. The HPE Cray system was delivered in 2021, with full user operations expected in 2022. Rafael Ferreira da Silva’s job is to make life simple—at least for…
Betsy Sonewald
July 25, 2022
Justin Whitt OLCFPeople

Pioneering Frontier: Navigating a New Era

The “Pioneering Frontier” series features stories profiling the many talented ORNL employees behind the construction and operation of the OLCF’s exascale supercomputer, Frontier. The HPE Cray system will be available to users later this year. The world's first exascale supercomputer, Frontier, will soon lead users in the direction of discovery—and…
Rachel McDowell
May 31, 2022