Jingyi Cui
Jingyi graduated from the University of California, Berkeley in 2020 with double majors in Applied Mathematics and Economics. Jingyi currently works at the San Francisco office of Cornerstone Research. In her spare time, she also serves as a technical consultant for Delta Analytics to help their partner non-profits drive impact through statistical and machine learning analysis. [last updated 2020]
Rachel Guevara
Rachel graduated in the spring of 2022 from University of Virginia’s College at Wise earning her BS in Environmental Science with a focus on Geology. She has a passion for water quality monitoring, management, and equity especially in karst areas, and has participated in several research opportunities in Appalachia, mainly in Southwest Virginia. Apart from assisting in, and conducting her own, research, she enjoys volunteering for several outdoor projects, including the Clinch Water Watch Citizen Science Project and environmental cleanups on Natural Area Preserves along the Virginia Cave and Karst Trail. When she’s not in the field, in class, or in the lab, she can be found playing Dungeons and Dragons or reading a book. [last updated 2022]
Yalu Guo
Yalu studied Civil Engineering at the University of California, Berkeley as an undergraduate. She is currently a masters student at UC Berkeley, studying in Civil Engineering in the ECIC program (energy, civil infrastructure and climate). Her research interests are renewable energies and electric vehicles. In her free time, she enjoys stargazing, kayaking and cooking. [last updated 2020]
Ziyi (Jackie) He
Jackie graduated from the University of California, Berkeley with a B.S. in Statistics. She is interested in multiple areas of data analytics, statistics and computational finance. Jackie is currently working for Abbott Laboratories in their Finance Professional Development Program and plans to pursue graduate studies in the future. [last updated 2020]
Ethan Hessl
Ethan studied Molecular Environmental Biology at the University of California, Berkeley and focused his major on key relationships between the environment and human health. He grew up in Davis, CA, and wants to make a difference in environmental justice issues related to drinking water in the California Central Valley. [last updated 2020]
Pragya Khanal
Pragya is a senior double majoring in Mathematics and Economics at Hollins University in VA. She enjoys working with data to analyze real-world problems. Her research interest lies in the interdisciplinary fields of Public Policy, Gender, and Development Economics. During her spare time she enjoys reading and listening to music. [last updated 2021]
Sungjoo Park
Sungjoo double-majored in Public Health and Human Development at Virginia Tech. He graduated in the Spring 2022 semester and plans to start an MPH in the Fall 2022 semester. He is interested in Global Health and Public Health Program planning, but has become increasingly involved with research on drinking water quality and public health and well-being in rural Appalachia. Sungjoo enjoys photography, longboarding, playing the guitar, and sports. [last updated 2022]
Qingyang Song
Qingyang graduated from the University of California, Berkeley with Bachelor of Arts degrees in Chemistry and History. She is now pursuing a Juris Doctor degree at Harvard Law School. She is passionate about 20th-century Japanese history and is currently learning Japanese. [last updated 2020]
Yixin (Ethan) Sun
Ethan is a senior majoring in civil engineering and minoring in electrical engineering and computer sciences at the University of California, Berkeley. He is currently applying to graduate programs in structural engineering and believes data science has huge potential to support and advance the field of civil engineering in the future. In his free time, he enjoys photography, movies, travelling, and cats. [last updated 2020]
Qiwen Xia
Qiwen received degrees in both Chemistry and Environmental Economics & Policy at the University of California, Berkeley. After exploring industries spanning from finance to clean energy through consulting and research, she now works as a Data Scientist at Facebook. In her spare time, Qiwen likes to explore the outdoor world with photography and occasional adventures such as paddle boarding, kayaking, and snorkeling. [last updated 2021]
Xinjia (Emily) Yan
Emily holds a B.A. degree in applied mathematics and a B.S. degree in environmental economics from the University of California, Berkeley. After she received her Master of Public Administration from Columbia University, Emily has worked as marketing program manager at Synopsys Inc. She supports corporate marketing initiatives with her expertise in data analytics, research and public relations. Outside of work, Emily loves digital arts, blogging, hiking and playing the accordion. [last updated 2020]