Stanford Doerr School of Sustainability
Showing 151-183 of 183 Results
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Daniel Tartakovsky
Professor of Energy Science Engineering
Current Research and Scholarly InterestsEnvironmental fluid mechanics, Applied and computational mathematics, Biomedical modeling.
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Hamdi Tchelepi
Max Steineke Professor and Senior Fellow at the Precourt Institute for Energy
Current Research and Scholarly InterestsCurrent research activities: (1) model and simulate unstable miscible and immiscible fluid flow in heterogeneous porous media, (2) develop multiscale numerical solution algorithms for coupled mechanics and multiphase fluid flow in large-scale subsurface formations, and (3) develop stochastic solution methods that quantify the uncertainty associated with predictions of fluid-structure dynamics in porous media.
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Edgar Virgüez
Research Engineer, Energy Science & Engineering
BioEdgar Virgüez is a Research Engineer in the Department of Energy Science & Engineering at Stanford University, where his work advances reliable, low-carbon energy systems. His findings have resulted in more than 40 scholarly outputs that have garnered over 950 citations in leading journals, including Energy & Environmental Science, PNAS, and Science. Dr. Virgüez serves on the Editorial Board of Environmental Research: Energy. In 2026, he received the IOP Publishing Editorial Excellence Award, recognized as one of the 10 outstanding board leaders among >1,000 board members across 100+ IOP journals. Beyond his editorial board service, he actively contributes to peer review across 15 leading journals, including Nature Communications and Nature Sustainability.
Complementing his scholarship, Dr. Virgüez serves as Managing Director of the $23 million U.S. Department of Energy-funded EARNEST Consortium, led by Stanford University. This initiative brings together 18 universities, three national laboratories, and two research organizations to advance solutions for the future of the U.S. electricity system. Beyond EARNEST, he has collaborated with the World Bank and the Inter-American Development Bank, contributing expertise in life cycle assessment, cost-benefit analysis, and decarbonization strategies for governments and utilities across the Americas.
Globally, Dr. Virgüez contributes to major energy and climate initiatives. Since 2024, he has served as an Expert Advisor to the Earthshot Prize, founded by Prince William, reviewing nominations in the Fix Our Climate category and assessing their potential for innovation, impact, and scalability toward a $1.25 million annual award. He also serves in advisory roles for institutions such as Schmidt Sciences, evaluating research programs advancing scalable decarbonization and energy systems solutions, and provides expert review on energy-related reports for organizations, including the International Energy Agency.
For his contributions, Dr. Virgüez has received 22 awards totaling $34,365. Among his notable honors are the Science for Solutions Award (2025) from the American Geophysical Union, recognizing rising experts who have made significant contributions in the application and use of Earth and space science to solve societal problems, and the K. Patricia Cross Future Leaders Award (2020) from the Association of American Colleges and Universities, which recognizes rising scholars who demonstrate strong promise as future leaders in higher education. As an educator, Dr. Virgüez has taught 17 courses to ~600 students with consistently outstanding evaluations and recognition for innovative teaching. In 2021, he received Duke University’s most prestigious teaching award for graduate scholars, the Graduate School Dean’s Award for Excellence in Teaching.
In 2022, he was elected Young Trustee to the Board of Trustees of Duke University, the institution’s highest governing body, in recognition of his leadership and contributions to the university community, where he served a three-year term. He currently serves on Duke’s Climate Commitment Campaign Advocates Board, advising on the university’s philanthropic climate initiative, and will join the Advisory Board of the Nicholas School of the Environment (summer 2026).
Dr. Virgüez holds a Ph.D. in Environmental Sciences and Policy with a Certificate in College Teaching (2022) and an M.A. in Environment with a Geospatial Analysis Certificate (2018) from Duke University, along with an M.Sc. in Environmental Engineering (2010) and a dual B.Sc. in Chemical and Environmental Engineering (2009) from Universidad de los Andes. He has completed professional certificates in Australia, the United States, and Colombia, and has received more than $795,000 in competitive scholarships and fellowships sponsored by institutions including the Sloan Foundation. -
Diane Wade
RA, Research, Grants & Finance Manager, Energy Science & Engineering
BioDiane is a Research Finance Manager for the Department of Energy Science and Engineering at the Stanford Doerr School of Sustainability. In this role, she oversees finance, grant, and affiliate management, including faculty financial portfolios and sponsored grants through all stages, from pre-award to post-award. She collaborates with faculty on research proposals and provides training to new Research Administrators to enhance their understanding of complex financial and sponsored research processes. Previously, she managed department budgets and affiliate faculty appointments.
In addition, Diane served as Interim Diversity Officer for the Office of Diversity, Equity, and Inclusion, where she led strategic DEI initiatives and managed project finances during the Associate Dean’s leave.
Diane’s academic background spans advertising, art, and mechanical engineering, complemented by an internship at NASA focused on building flight simulators. She also holds an MBA with a specialization in Finance and Strategic Management. -
John Weyant
Professor (Research) of Management Science and Engineering, of Energy Science Engineering and Senior Fellow at the Precourt Institute for Energy
BioJohn P. Weyant is Professor of Management Science and Engineering and Director of the Energy Modeling Forum (EMF) at Stanford University. He is also a Senior Fellow of the Precourt Institute for Energy and an an affiliated faculty member of the Stanford School of Earth, Environment and Energy Sciences, the Woods Institute for the Environment, and the Freeman-Spogli Institute for International Studies at Stanford. His current research focuses on analysis of multi-sector, multi-region coupled human and earth systems dynamics, global change systems analysis, energy technology assessment, and models for strategic planning.
Weyant was a founder and serves as chairman of the Integrated Assessment Modeling Consortium (IAMC), a seventeen-year old collaboration among over 60 member institutions from around the world. He has been an active adviser to the United Nations, the European Commission, U.S.Department of Energy, the U.S. Department of State, and the Environmental Protection Agency. In California, he has been and adviser to the California Air Resources, the California Energy Commission and the California Public Utilities Commission..
Weyant was awarded the US Association for Energy Economics’ 2008 Adelmann-Frankel award for unique and innovative contributions to the field of energy economics and the award for outstanding lifetime contributions to the Profession for 2017 from the International Association for Energy Economics, and a Life Time Achievement award from the Integrated Assessment Modeling Consortium in 2018. Weyant was honored in 2007 as a major contributor to the Nobel Peace prize awarded to the Intergovernmental Panel on Climate Change and in 2008 by Chairman Mary Nichols for contributions to the to the California Air Resources Board's Economic and Technology Advancement Advisory Committee on AB 32.
Fields of Specialization:
Energy/Environmental Policy Analysis, Strategic Planning
Interests:
Overall goal is to accelerate the use of systems models at state, country, and global scales, aiming to provide the best available information and insights to government and private-sector decision makers. Specific areas include energy, climate change, and sustainable development policy, including emerging technologies and market design alternatives. Draws on concepts and techniques from science and engineering fundamentals (e.g., thermodynamics, fluid mechanics, materials science, and electrical power systems), operations research, economics, finance, and decision theory. -
Sandeep Yadav
Postdoctoral Scholar, Energy Science and Engineering
BioSandeep Yadav is a postdoctoral scholar in the Department of Energy Resources Engineering at the Stanford Doerr School of Sustainability. His research focuses on advancing sustainable energy systems, with an emphasis on techno-economic analysis and modeling of carbon capture retrofits for industrial decarbonization and energy efficiency. He earned his Ph.D. in Energy Science and Engineering from the Indian Institute of Technology (IIT) Bombay, where he specialized in the techno-economic assessment of carbon capture technologies, data center cooling, and combined cooling and power systems. Sandeep is committed to supporting the global transition to low-carbon energy and is passionate about mentoring the next generation of scientists and engineers.
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Xiaolin Zheng
Professor of Mechanical Engineering, of Energy Science Engineering, Senior Fellow at the Precourt Institute for Energy and Professor, by courtesy, of Materials Science and Engineering
BioProfessor Zheng received her Ph.D. in Mechanical & Aerospace Engineering from Princeton University (2006), B.S. in Thermal Engineering from Tsinghua University (2000). Prior to joining Stanford in 2007, Professor Zheng did her postdoctoral work in the Department of Chemistry and Chemical Biology at Harvard University. Professor Zheng is a member of MRS, ACS and combustion institute. Professor Zheng received the TR35 Award from the MIT Technology Review (2013), one of the 100 Leading Global Thinkers by the Foreign Policy Magazine (2013), 3M Nontenured Faculty Grant Award (2013), the Presidential Early Career Award (PECASE) from the white house (2009), Young Investigator Awards from the ONR (2008), DARPA (2008), Terman Fellowship from Stanford (2007), and Bernard Lewis Fellowship from the Combustion Institute (2004).
