Marisa DeCillis     Initiative Leader (2024-2025)      Deputy Initiative Leader (2020-2024) Marisa DeCillis is an advisor in the Cyber Resilience Foundations Group and serves as leader of the RD2C initiative. Her extensive background in cyber policy, planning, and operations includes more than 20 years in the U.S. Navy, where she served as an information warfare officer. She also spent over 15 years supporting the Intelligence Community. In 2014, she retired from the Navy Reserves.
	Jerry Cochran     Advisor (2024-2025)     Initiative Leader (2020-2024) Jerry Cochran is the deputy chief information officer and director of the Cybersecurity & DigitalOps Division at PNNL. His management, technical, strategy, and operational experiences span both government and private sector over his 30+ year technology and 25+ year cybersecurity career. He has multidisciplinary expertise in network and systems engineering, software engineering, security architecture, compliance, strategy, security operations, and military cyber operations. In 2011, he retired from a 27-year career in the U.S. Air Force.
	Karan Kalsi     Science Advisor (2020-2025) Karan Kalsi is the group leader for the Optimization and Control Group at PNNL. He has established national recognition for his research in developing new control theory, methods, and algorithms for a rapidly changing, more complex, and more distributed energy system. He has made significant individual technical contributions in developing advanced control solutions to make the nation's critical infrastructure systems more reliable, resilient, efficient, and sustainable. He received his PhD from Purdue University in electrical and computer engineering.
	Thomas Edgar     S&T Thrust 1 Leader, Cyber-Physical Systems Observational Science (2020-2025) Thomas Edgar is a cybersecurity research scientist at PNNL. In his over 15 years at PNNL, Edgar has worked in the fields of secure communications protocols, cryptographic trust management, insider threat, security standards, and scientific approach to security. He is the principal investigator for a cyber-physical testbed to enable controlled experimentation in high-fidelity environments. He has been involved with multiple successful efforts to transition cybersecurity research into commercialized solutions, including the R&D 100 and FLC Excellence in Technology award-winning SerialTap technology.
	Veronica Adetola     S&T Thrust 2 Leader, Designing Resilience for Sensing and Control (2020-2025) Veronica Adetola is a chief research scientist at PNNL. She has more than 12 years' experience in research, development, and demonstration of advanced control solutions for high-performing buildings, grid-interactive distributed energy resources, transport refrigeration, and aerospace systems. She is currently the principal investigator for multiple Department of Energy-funded projects developing model-based and data-driven control solutions to improve energy systems' efficiency, reliability, and resiliency. She has a PhD in engineering (control systems).

Kevin Schneider     Science Advisor (2020-2024) Kevin Schneider is an electrical engineer and Laboratory Fellow at the PNNL. He is manager of the Distribution and Demand Response Sub-Sector and a research professor at Washington State University (WSU) as part of the PNNL-WSU Advanced Grid Institute. He is an affiliate associate professor at the University of Washington and a licensed professional engineer in Washington State. He holds a PhD in Electrical Engineering from the University of Washington.

Principal Investigators

	Rohit Atul Jinsiwale      PI: Microgrid Model Instantiation and Validation Rohit Atul Jinsiwale is a power systems research engineer in the Modeling and Analysis Group at PNNL. His research interests include designing decentralized market structures for smart grids and decentralized control architectures for power systems. He holds a PhD in electrical and computer engineering from Georgia Institute of Technology.
	Theora Rice     PI: Cyber-physical Subsystem Studies under Adverse Conditions Theora Rice is a cybersecurity researcher at PNNL. Her research interests focus predominantly on cybersecurity in industrial control systems. She holds a BS and an MS in computer science from the University of Idaho.
	Sumit Purohit      PI: Efficient Hybrid Attack Graph Generation for Cyber-Physical System Resilience Experimentation  Sumit Purohit is a research scientist in PNNL’s Data Science and Machine Intelligence Group. His research focuses on graph neural networks, machine learning, temporal graphs, knowledge graphs, and ontology. He holds a PhD in computer science from Washington State University.
	Shwetha Niddodi     PI: Physical Aware Cyber Platform Shwetha Niddodi is a software engineer in the Optimization and Control Group at PNNL. She is the principal investigator of VOLTTRON, a distributed open-source software platform that integrates data, devices, and systems for sensing and control applications. Her work also involves building cyber-resilient software platforms for grid infrastructure and developing autonomous safe scanning methods for operational technology and internet of things devices. She holds an MS in computer engineering from Washington State University.
	Sai Pushpak Nandanoori     PI: Operator-Theoretic Resilience Calculations     Sai Pushpak Nandanoori is an electrical engineer in the Optimization and Control Group at PNNL. His research interests lie in developing novel system theoretic methods and data-driven methods involving Koopman operator theory to solve challenging problems in the areas of power systems, microgrids, cyber-physical systems, and biological systems. He obtained his PhD in dynamical systems and control from Iowa State University.
	Sai Pushpak Nandanoori     PI: Self-Aware Local Autonomous and Semi-Cooperative Control for Cross-Layered Resilience  Sai Pushpak Nandanoori is an electrical engineer in the Optimization and Control Group at PNNL. His research interests lie in developing novel system theoretic methods and data-driven methods involving Koopman operator theory to solve challenging problems in the areas of power systems, microgrids, cyber-physical systems, and biological systems. He obtained his PhD in dynamical systems and control from Iowa State University.
	Long Vu                    PI: Peer-to-Peer Communication Control for Resilient Operations of Networked Cyber-Physical Systems Long Vu is a senior scientist in the Optimization and Control Group at PNNL. His research interests include resilient and learning-based controls for power systems, with applications ranging from inverter control in microgrids to emergency control in transmission systems. He holds a PhD in electrical engineering from the National University of Singapore. Before joining PNNL, he was a research scientist at the Massachusetts Institute of Technology.
	Thiagarajan Ramachandran             PI: Scalable Control Co-Design for Resilient-By-Design Cyber-Physical Systems  Thiagarajan Ramachandran is an electrical engineer in the Optimization and Control Group at PNNL. He has worked on various Department of Energy projects in areas such as adaptive control/optimization of building power consumption, distribution system state estimation, and electricity market design. He earned a PhD in electrical and computer engineering from the Georgia Institute of Technology.

Past Principal Investigators

	Kristine Arthur-Durett     PI: Theoretical Framework for Hardware-in-the-Loop Kristine Arthur-Durett is a cybersecurity researcher at PNNL. Her research experience includes situational awareness, metrics and analysis of cyber data, risk and loss analysis, and experimental design. Her interests include using a variety of mathematical and statistical techniques to describe and understand cyberspace and its interactions with the physical world. She holds an MS in information assurance and security from Purdue University.
	Soumya Kundu     PI: Online Optimization-Based Adaptive Learning-Enabled Resilient Tuning (ALERT) Controls  Soumya Kundu is an electrical engineer in PNNL’s Optimization and Control Group and is the RD2C sub-thrust lead for controls. He holds a joint appointment as adjunct faculty at the University of Vermont. Kundu has led several projects and technical efforts funded by DOE offices and programs, including ARPA-E (NODES), OE (GMLC, AGM, Sensors), EERE (ENERGISE), SETO, and BTO. His current research focuses on controls and optimization of cyber-physical energy systems. He earned his PhD in control systems from the University of Michigan, Ann Arbor.
	Wei Du     PI: Advanced Grid-forming Control Design for Improved Grid Resilience  Wei Du is a senior research engineer in the Distributed Systems Group at PNNL. His research interests include modeling, simulation, and control of power electronics for their interactions with power systems. These include microgrids, distribution systems, control of inverter-based resources, hardware-in-the-loop simulation, power system dynamic modeling and analysis, and control of HVDC and FACTS. Du received a PhD in electrical engineering from Tsinghua University, Beijing, China.

External Advisory Committee

• Dr. Anuradha Annaswamy, Senior Research Scientist, Massachusetts Institute of Technology
• Jean Bélanger, Co-founder, CEO, and CTO of OPAL-RT Technologies
• Christopher Butera, Senior Technical Director for the Cybersecurity Division of the Cybersecurity and Infrastructure Security Agency (CISA)
• Jerry Dixon, Former Chief Information Security Officer, CrowdStrike
• Sandra Finan, Retired Major General United States Air Force; Advisor, Pacific Northwest National Laboratory
• Dr. Jessica Inman, Division Chief of the Assured Software and Information Division and Senior Research Scientist in the Cybersecurity, Information Protection, and Hardware Evaluation Research Laboratory, Georgia Tech Research Institute
• Dr. Stuart Laval, Global Engineering Director, Distributed Energy Resource Management Systems Center of Excellence, Eaton
• Philip Quade, COO, Evolution Equity
• Dr. Jess Smith, Senior Cybersecurity Research Scientist, Pacific Northwest National Laboratory
• Bobbie Stempfley, Executive Leader overseeing product and service security, Dell Technologies
• David Isaac Toledo, Senior Manager of Cyber-Physical Mission R&D, Sandia National Laboratories