Briefing Team
led by Letzter Zhang
Cecilia Castillo
Energy Markets
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Cecilia is an undergraduate student majoring in Electrical and Computer Engineering with a focus on Software and Data Analytics and minoring in Global Sustainability Leadership. Her academic interests lie at the intersection of energy systems, sustainability, and data science. She currently interns at Siemens as a Grid Software Technical Consultant, where she develops interactive models to analyze regional power supply and pricing forecasts, supporting scenario planning and reliability assessments. On campus, Cecilia founded and leads the Sustainability Team for the Longhorn Racing Electric car, focusing on resource tracking and grant acquisitions for energy-efficient technologies. She also serves on UT's Green Fund Committee and is part of the TexUS Lab where she collaborates with the City of Austin to research the impacts of extreme weather on urban systems using dynamic modeling. In her free time, she enjoys rock climbing, playing guitar, and practicing yoga.
BS in Electrical Engineering ‘28
Andrew Igdal
Geopolitics
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Hailing from the foothills of North Carolina, Andrew is a PhD student in Public Policy at the LBJ School of Public Affairs. He is part of the Webber Energy group where he researches quantifying the costs and benefits of transmission infrastructure. His academic interests include grid expansion and modernization, beneficial electrification, and general equilibrium modeling of energy cooperation in a southeast asian context. His focus is on energy infrastructure and efficiency in the United States because he believes Americans deserve the cheapest, cleanest, and most reliable energy system on the planet. He is currently an intern at ERCOT as part of the economic analysis and long term studies team. In his spare time, Andrew enjoys reading, writing, playing basketball, and spending time with friends.
PhD in Public Policy ‘28
Indigo Keener
Geopolitics/Policy
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Indigo is a senior studying Geoscience with a minor in Energy Management; she will continue at UT this fall in the Energy and Earth Resources (EER) graduate program. Her academic interests include critical mineral supply chains and commodity geopolitics between the US and adversarial states. She is well-versed in energy geopolitics and has given a student talk on lithium extraction at the LEC's Green Futures meeting. As the briefing team's geopolitics/policy analyst, she hopes to use her passion for both topics to keep others up to date on current energy events all around the world. In her free time, she enjoys reading the news, cosplaying at anime conventions, and being a homebody.
MA in Energy and Earth Resources ‘28
Jack Radosevich
Energy Markets
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TBD
BS in Petroleum Engineering ‘29
Ava Russell
Tech/Investments
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Ava is an undergraduate Geophysics major at the University of Texas at Austin, pursuing a minor in Statistics and Data Science. She is interested in the intersection of energy, data analysis, and emerging technologies, with a particular focus on climate tech and applied machine learning. In addition to her involvement in the Longhorn Energy Club, she is a member of the Campus Environmental Center’s Trash2Treasure team. Outside of academics, Ava enjoys running, spending time outdoors, and reading.
BS in Geophysics ‘28
Akshat Singh
Tech/Investments
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Akshat is a PhD Candidate in the McKetta Department of Chemical Engineering at the University of Texas at Austin, advised by Prof. Delia J. Milliron and Prof. Joaquin Resasco. His research focuses on understanding the role of microenvironment and support interactions in electrocatalysis, with applications in green hydrogen production and fuel cells. His work combines advanced electrochemical techniques and spectroscopy to uncover how catalyst structure and electrolyte environments influence reaction performance. Akshat is broadly interested in the intersection of energy, technology, and business, particularly in accelerating the transition to renewable energy through scalable innovations. Prior to his PhD, he earned his B.Tech in Chemical Engineering from IIT Delhi, where he graduated among the top of his class. He has also worked as a program manager at Zomato and completed an R&D internship at Unilever. In his free time, Akshat enjoys hiking in national parks, playing soccer or chess, and listening to rock music.
PhD in Chemical Engineering ‘27
Ahmad Hassan
Energy Markets
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Ahmad is an undergraduate student in the Business School planning to major in Finance. In his free time, he likes to hop between different organizations to see what UT has to offer. His interests lies in energy, global markets, and geopolitics. This has led him to focus his future on commodities trading, specifically energy. In his free time loves to read books of all genres, play board games with friends, and ponder over what to play next.
BBA in Finance ‘29