A PhD candidate is a student who has passed their qualifying exam and is now focusing on dissertation research.
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Kun Bai
PhD studentMS, Biostatistics (Health Data Science Concentration), University of Michigan; BS, Statistics, China University of Mining and Technology
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Marisa Blackman
PhD candidateAdvisor: Leena Choi
Post-baccalaureate studies, Mathematics, Smith College; BA, Music (minor in Mathematics), The College of New Jersey
Biostatistics Graduate Student Association: president, 2023–2024; vice president, 2022–2023; social chair, 2021–2022
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Huiding "Eric" Chen
PhD candidateAdvisor: Cindy Chen
MS, Biostatistics, Georgetown University
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Alexis Fleming
PhD candidateBA, Statistics and Financial Economics, Gustavus Adolphus College
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Xin Gai
PhD studentMS, Statistics, Duke University
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Megan Taylor Jones
PhD candidateAdvisor: Simon Vandekar
BPH, Public Health (minor in Mathematics), University of Kentucky
Lead TA, 2024–2025
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Yeji Ko
PhD candidateAdvisor: Benjamin French
MS, Biostatistics, Vanderbilt University; BS, Statistics, University of Michigan
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Haoyue Li
PhD studentMS, Biostatistics, University of North Carolina; BS, Neurobiology and Applied Mathematics, University of California San Diego
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Zhuohui "Jeffrey" Liang
PhD studentMS, Biostatistics, Columbia University; BS, Public Health, Shandong University
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Kaixing "Charlie" Liu
PhD studentBS, Biological Science (minors in Economics and Statistics), Tsinghua University
Biostatistics Graduate Student Association: treasurer, 2025–2026; first-year liaison, 2024–2025
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Ashley Mullan
PhD studentMS, Statistics, Wake Forest University; Graduate Certificate in Data Science, Wake Forest University; BS, Applied Mathematics, and BA, Philosophy (minors in Computer Science and Finance, concentration in Data Science), University of Scranton
Biostatistics Graduate Student Association: communications officer and first-year liaison, 2025–2026
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Yunbi Nam
PhD candidateMS, Biostatistics, University of Washington; BS, Mathematics and Economics, Sogang University
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Danni Shi
PhD studentMS, Biostatistics, University of Washington; BS, Statistics (minors in Mathematics and Applied Mathematics), University of Washington
Biostatistics Graduate Student Association: faculty relations liaison, 2025–2026; secretary, 2024–2025
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Lan Shi
PhD candidateAdvisor: Dandan Liu
MS, Applied Statistics, University of Michigan; BS, Statistical Science, Chinese University of Hong Kong
Biostatistics Graduate Student Association: first-year liaison / outreach chair, 2023–2024
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Joshua Slone
PhD candidateAdvisor: Bryan Shepherd
MS, Applied Economics, Johns Hopkins University; BA, Modern Middle Eastern Studies, University of Pennsylvania
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Yunyi Sun
PhD studentMEd, Quantitative Methods, Vanderbilt University
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Hao Wu
PhD studentMS, Biostatistics, University of Michigan; BS, Food Science / Data Science / Architecture, China Agricultural University
Biostatistics Graduate Student Association: first-year liaison, 2025–2026
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Jiangmei Ruby Xiong
PhD candidateAdvisor: Simon Vandekar
MS, Statistics, Columbia University; BS, Actuarial Studies, The Australian National University
Biostatistics Graduate Student Association: treasurer, 2022–2023; vice president, 2023–2024; president, 2024–2025
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Bailu "Lucy" Yan
PhD candidateMS, Applied Statistics and Data Analytics, Southern Methodist University; BS, Finance, Central University of Finance and Economics (Beijing)
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Chih-Ting "Teresa" Yang
PhD studentMS and BS, Statistics, National Cheng Kung University
Biostatistics Graduate Student Association: vice president, 2025–2026
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Lydia Yao
PhD studentBS, Data Science and Mathematical Statistics, Purdue University
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Haoyang Yi
PhD candidateMS, Biostatistics, Columbia University; BS, Resources and Environmental Science, Shanghai Jiao Tong University
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Xinyu Zhang
PhD candidateMS, Biostatistics, Yale University; BS, Statistics, SWUFE (Southwestern University of Finance and Economics), China
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Ningkun Zhou
PhD studentMS, Biostatistics, Yale University; BS, Statistics and Biology, University of Wisconsin–Madison