Christophe Calvin

CEA/DRF – Senior Fellow

Biography

Dr. Christophe CALVIN (Applied Mathematics from the National Polytechnic Institute of Grenoble) is a research director at CEA (French Atomic Energy Commission).
He began his career at the CEA in Grenoble as the architect of a massively parallel code in fluid mechanics. In 2003 he joined the CEA of Saclay as head of a project to develop a simulation code in the physics of new generation reactors. After leading a laboratory in the field of code development for reactor physics, he directed research projects for the Nuclear Energy Department of the CEA in the field of thermohydraulics and supercomputing. He participates in international projects in the field of HPC in collaboration with Europe, Japan and the United States.
In 2015, he joined the Fundamental Research Department of the CEA to take care of the digital simulation, intensive computing, artificial intelligence, data and IT sector within this department. In this context, he participates in various national and international research projects in the field of HPC, the European cloud for research, digital medicine, CEA data policy and quantum computing. He is the author of more than 50 publications, and a recognized senior fellow at the CEA.

BACK TO TOP

Satoshi Matsuoka

Director, RIKEN Center for Computational Science (R-CCS)

Biography

Satoshi Matsuoka has been the director of RIKEN Center for Computational Science (R-CCS) since 2018. He is responsible for developing the supercomputer Fugaku which has become the fastest supercomputer in the world in all four major supercomputer rankings in 2020 and 2021 (Top500, HPCG, HPL-AI, Graph500), along with multitudes of ongoing cutting edge HPC research being conducted, including investigating Post-Moore era computing, especially the future FugakuNEXT supercomputer.

He holds Ph. D. from the University of Tokyo in 1993. He was a Professor at the Global Scientific Information and Computing Center (GSIC), the Institute of Science Tokyo (formerly known as the Tokyo Institute of Technology), the director of the joint AIST-Tokyo Tech. Real World Big Data Computing Open Innovation Laboratory (RWBC-OIL). He was the leader of the TSUBAME series of supercomputers that had also received many international acclaims at the Institute of Science Tokyo, where he still holds a professor position, to continue his research activities in HPC as well as scalable Big Data and AI.

He has written over 500 articles according to Google Scholar, and chaired numerous conferences, including the Technical Papers Chair and the Program Chair for ACM/IEEE Supercomputing 2009 and 2013 (SC09 and SC13) respectively as well as many other conference chairs, and the ACM Gordon Bell Prize selection committee chair in 2018.

He is a Fellow of ACM, ISC, JSSST (Japan Society for Software Science and Technology) and IPSJ (Information Processing Society of Japan). His accolades are the ACM Gordon Bell Prizes in 2011 & 2021; the IEEE-CS Sidney Fernbach Award in 2014 as well as the IEEE-CS Computer Society Seymour Cray Computer Engineering Award in 2022, both being the highest awards in the field of HPC, and the only individual to receive both awards. He is selected as one of the HPCwire 35 Legends by the HPC wire in 2024.
His longtime contribution for the computer science research was commended with the Medal of Honor with Purple ribbon by His Majesty the Emperor of Japan in 2022.

BACK TO TOP

Franck Cappello

Senior Computer Scientist / R&D Leader, Argonne National Laboratory (ANL)

Biography

Franck Cappello received his Ph.D. from the University of Paris XI in 1994 and joined CNRS, the French National Center for Scientific Research. In 2003, he joined INRIA, where he holds the position of permanent senior researcher. He initiated the Grid’5000 project in 2003 and served as Director of Grid’5000 (https://www.grid5000.fr) in its design, implementation, and production phase from 2003 to 2008. Grid’5000 is still used today and has helped hundreds of researchers with their experiments in parallel and distributed computing and to publish more than 2500 research publications. In 2009, Cappello became a visiting research professor at the University of Illinois. He created with Marc Snir the Joint Laboratory on Petascale Computing that was developed in 2014 as the Joint Laboratory on Extreme-Scale Computing (JLESC: https://jlesc.github.io) gathering seven of the most prominent research and production centers in supercomputing: NCSA, Inria, ANL, BSC, JSC, Riken CCS and UTK. Over his ten-year tenure as the director of the JLPC and JLESC, Cappello has helped hundreds of researchers and students share their research and collaborate to explore the frontiers of supercomputing. From 2008, as a member of the executive committee of the International Exascale Software Project, he led the roadmap and strategy efforts for projects related to resilience for Exascale supercomputers.
During ECP (Exascale Computing Project: https://www.exascaleproject.org/) Cappello led the development of VeloC (checkpointing) and SZ (lossy compression) software.
He is an IEEE Fellow, the recipient of the 2024 IEEE CS Charles Babbage Award, the 2024 Europar Achievement Award, the 2022 HPDC Achievement Award, two R&D100 awards (2019 and 2021), the 2018 IEEE TCPP Outstanding Service Award, and the 2021 IEEE Transactions of Computer Award for Editorial Service and Excellence.

BACK TO TOP

Robert Harrison

Stony Brook University

Biography

Prof. Robert J. Harrison is a theoretical chemist and expert in high-performance computing. He is a professor in the Applied Mathematics and Statistics department and founding Director of the Institute for Advanced Computational Science (IACS) at Stony Brook University. He also presently serves as the interim Executive Director of Empire AI, a partnership betwen New York State's leading academic institutions and the State to provide world class AI compute resources for research in the public good. Dr. Harrison went to Stony Brook, initially with joint appointment to Brookhaven National Laboratory, from the University of Tennessee and Oak Ridge National Laboratory, where he was Director of the Joint Institute of Computational Science (JICS), Professor of Chemistry and Corporate Fellow. His research interests focus on accurate calculations on large systems and heavy elements using advanced numerical and computational techniques.

His undergraduate and post-graduate degrees were obtained at Cambridge University, England. Subsequently, he worked as a postdoctoral research fellow at the Quantum Theory Project, University of Florida, and the Daresbury Laboratory, England, joining the staff of the theoretical chemistry group at Argonne National Laboratory in 1988. In 1992, he moved to the Environmental Molecular Sciences Laboratory of Pacific Northwest National Laboratory, leading the development of NWChem, a computational chemistry code for massively parallel computers. In August 2002, he started the joint faculty appointment with UT/ORNL, and became director of JICS in 2011. He received the 2002 IEEE Computer Society Sidney Fernbach Award, his work on NWChem and MADNESS has been recognized by R&D Magazine R&D100 awards in 1999 and 2011. In 2015-2016, Dr. Harrison co-chaired with Bill Gropp the National Academies of Sciences, Engineering, and Medicine committee on Future Directions for NSF Advanced Computing Infrastructure to Support U.S. Science in 2017-2020.

BACK TO TOP

Masahiro Horibe

National Institute of Advanced Industrial Science and Technology (AIST), Japan Deputy Director, Global Research and Development Center for Business by Quantum-AI technology (G-QuAT)

Biography

Masahiro Horibe received his Ph.D. in quantum engineering from the Nagoya University, Japan, in 2001. He received a Postdoctoral Fellowship from the Japan Society for the Promotion of Science during 1999 - 2001. In 2001, he joined Fujitsu Limited in Kanagawa, Japan. From 2001 to 2003, he worked in the Superconductivity Research Laboratory, International Superconductivity Technology Center, in Tokyo, Japan. In 2003, he started working on carbon-nanotube applications for integrated circuits in Fujitsu Laboratories Ltd., in Kanagawa, Japan. He is currently with the National Metrology Institute of Japan (NMIJ), National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Japan, where he is a Group Leader of Electromagnetic Measurement Research Group and involves in high-frequency precision-measurement activities and measurement applications. He was a director of R&D coordination, METI, from 2021 to 2023, and planning officer, CSTI, CAO, from 2022 to 2023. He is now deputy director of global research and development center for business by quantum-AI technology (G-QuAT) in AIST.

BACK TO TOP

Hiroshi Horii

IBM

Biography

Hiroshi Horii, who is a senior manager of QCSC – Japan. He is leading development of software for QCSC, especially C++ version of Qiskit, and runtime tools for Direct Access for IBM Systems. His previous work in IBM-Quantum includes leading of development of Qiskit -Aer, a quantum computer simulator of Qiskit, and development of compiler and simulator of OpenQASM 3.0. IBM Senior Technical Staff Member, Ph. D.

BACK TO TOP

John Shalf

Department Head for Computer Science, Lawrence Berkeley National Laboratory (LBNL)

Biography

John Shalf is the Department Head for Computer Science at Lawrence Berkeley National Laboratory. He also formerly served as the Deputy Director for Hardware Technology on the US Department of Energy (DOE)-led Exascale Computing Project (ECP) and prior to that was CTO for the National Energy Research Scientific Computing Center (NERSC) at LBNL. He has co-authored over 100 peer-reviewed publications in parallel computing software and HPC technology, including the widely cited report “The Landscape of Parallel Computing Research: A View from Berkeley” (with David Patterson and others). He is also the 2024-2027 distinguished lecturer for the IEEE Electronics Packaging Society. Before joining Berkeley Laboratory, John worked at the National Center for Supercomputing Applications and the Max Planck Institute for Gravitation Physics/Albert Einstein Institute (AEI), where he co-created the Cactus Computational Toolkit.

BACK TO TOP

Brian C. Van Essen

Computer Scientist, Lawrence Livermore National Laboratory (LLNL)

Biography

Brian Van Essen is part of LLNL’s AI Innovation Incubator (AI3) leadership team, Livermore Computing's Advance Technology Office, and a computer scientist at the Center for Applied Scientific Computing at Lawrence Livermore National Laboratory (LLNL). He is pursuing research in large-scale deep learning for scientific domains and training deep neural networks using high-performance computing systems and dedicated AI accelerators. He is the project leader for the Livermore Big Artificial Neural Network open-source deep learning toolkit, and the LLNL lead for the development of a foundation model for molecular discovery (FLASK SI) and former ECP ExaLearn and CANDLE projects. Within the LLNL AI Innovation Incubator (AI^3), he leads an the AI Center of Excellence that exploring Cognitive Simulation workloads using next-gen accelerated hardware architectures such as the Cerebras CS-2 and SambaNova SN-30. Additionally, he co-leads an effort to map scientific compute kenels to these spatial data-flow architectures. He joined LLNL in 2010 after earning his Ph.D. and M.S. in computer science and engineering at the University of Washington. He also has an M.S and B.S. in electrical and computer engineering from Carnegie Mellon University.

BACK TO TOP

Roland Farrell

Dubridge Postdoctoral Scholar / Caltech

Biography

Roland Farrell is a theoretical physicist who uses tools from quantum information science to solve problems in nuclear and particle physics. His recent work has focused on using quantum computers to simulate lattice gauge theories that model the strong nuclear interaction. He is very excited by the near-term prospect of extending these simulations to probe quantum many-body dynamics that are beyond classical computing. Outside of physics, Roland enjoys reading, playing piano and spending time in the mountains.

BACK TO TOP

Ayori Mitsutake

Associate Professor, Meiji University

Biography

Ayori Mitsutake is an Associate Professor in the Department of Physics at Meiji University from 2018. She earned her Ph.D. from the Graduate University for Advanced Studies (Institute for Molecular Science) in 1999. From 2001 to 2018, she worked as an Assistant Professor and Instructor in the Department of Physics at Keio University. In 2006, she also joined Professor Charles L. Brooks III's group as a visiting researcher, and from 2013 to 2017, she was a researcher for the PRESTO (SAKIGAKE) program. She received Young Scientist Award of the Physical Society of Japan and Distinguished Research Award of the Molecular Simulation Society of Japan in 2013. Her research fields are computational physics, computational chemistry, and theoretical biophysics. She has been interested in developing molecular simulation methods of protein systems and recently have conducted molecular simulations of proteins such as GPCRs to investigate their functions using the developed methods.

BACK TO TOP

Masateru Ohta

Senior scientist
AI-driven Drug Discovery Collaborative Unit
HPC- and AI-driven Drug Development Platform Division
RIKEN Center for Computational Science

Biography

BACK TO TOP

Masanao Ozawa

Professor of Mathematical Science and Artificial Intelligence, Chubu University

Biography

Masanao Ozawa is a professor emeritus at Nagoya University. He is currently a professor at Chubu University and a senior visiting scientist at the RIKEN Innovation Design Office. He serves as an adviser for the Moonshot Research and Development Program, Goal 6, realization of a fault-tolerant universal quantum computer. He contributed to the developments of quantum measurement theory and resource theory of quantum computing. He established a universally valid reformulation of Heisenberg's uncertainty principle with a new error-disturbance uncertainty relation. He is interested in experimental tests of quantum measurement theory using currently available quantum computers.

BACK TO TOP

Ryousei Takano

Senior researcher, National Institute of Advanced Industrial Science and Technology (AIST)

Biography

He is a senior researcher of the Institute of Advanced Industrial Science and Technology (AIST), Japan. He received his Ph.D. from the Tokyo University of Agriculture and Technology in 2008. He joined AXE, Inc. in 2003 and then, in 2008, moved to AIST. His research interests include operating systems and distributed parallel computing. He is currently exploring Quantum-AI-HPC hybrid computing systems.

BACK TO TOP

Kenji Tanaka

NTT

Biography

Kenji Tanaka is currently a Research Engineer in the Device Architecture Group within the Computing Device Project of the Device Innovation Center at NTT. He received his M.S. degree in Complexity Science and Engineering from the University of Tokyo in 2015. In 2016, he joined NTT Device Technology Laboratories, researching ultrahigh-speed ICs and optical transmission systems utilizing FPGAs. Now a Ph.D. candidate at the University of Tsukuba, he focuses on improving data center efficiency through novel advanced computing architectures and optimizing accelerators and NIC/DPUs for LLM applications. He is a member of the Institute of Electronics, Information and Communication Engineers.

BACK TO TOP

Miwako Tsuji

Unit Leader, RIKEN Center for Computational Science (R-CCS)

Biography

Miwako Tsuji received master and PhD degrees from Information Science and Technology, Hokkaido University. From 2007 to 2013, she was working in University of Hokkaido, University of Tokyo, University of Tsukuba and Universite de Versailles Saint-Quentin-en-Yvelines. She is a unit leader of Quantum-HPC Hybrid Software Environment Unit, RIKEN Center for Computational Science. She was a member of the flagship 2020 project, which had conducted the disign and development of the supercomputer Fugaku during the full period of the project. Her current research interests are programming model and performance model of the large-scale high performance computing. She is a coauthor of ACM Gordon Bell Prize in 2011.

BACK TO TOP

Mohamed Wahib

Team Leader, RIKEN Center for Computational Science (R-CCS)

Biography

Mohamed Wahib is a team leader of the “High Performance Artificial Intelligence Systems Research Team” at RIKEN Center for Computational Science (R-CCS), Kobe, Japan. Prior to that he worked as is a senior scientist at AIST/TokyoTech Open Innovation Laboratory, Tokyo, Japan. He received his Ph.D. in Computer Science from Hokkaido University, Japan. His research interests revolve around the central topic of high-performance programming systems, in the context of HPC and AI. He is actively working on several projects including AI-based science, as well as high-level frameworks for programming traditional scientific applications.

BACK TO TOP

Kentaro Yamamoto

Lead R&D Scientist, Quantinuum

Biography

Kentaro Yamamoto is a research scientist at the quantum chemistry team of Quantinuum. His current interest includes the application of quantum algorithms working with error detection/correction codes for chemistry problems. He also contributes to the software development of the InQuanto package. After taking a PhD from the University of Tokyo in chemistry, he did his postdoctoral research at Fukui Institute for Fundamental Chemistry, where he studied nonadiabatic electron dynamics simulation of a relevant system to photocatalytic water-splitting reactions.

BACK TO TOP