Haohao is a DPhil student in Sociology, specialising in demography and population science. He is passionate about exploring human behaviour through empirical data, particularly examining individual actions and interactions. His DPhil thesis investigates individual mortality risk and the risks of demographic collapse, under the supervision of Professor Jennifer Beam Dowd and Professor Ridhi Kashyap.

His research interests span social demography, social epidemiology, sequence analysis, event history analysis, applied machine learning, and extreme value theory.

Haohao is a doctoral student at the International Max Planck Research School for Population, Health, and Data Science, affiliated with the Max Planck Institute for Demographic Research. In 2025, he visited the Centre for Research on Social Inequalities at Sciences Po and the French National Centre for Scientific Research (Centre national de la recherche scientifique, CNRS) as the OxPo doctoral fellow. He is also working as the Ronald Coase Fellow in political economy at Mercatus Center for the 2025–2026 academic year.

At Oxford, he works as a research assistant at the Leverhulme Centre for Demographic Science (LCDS) and the Demographic Science Unit at Oxford Population Health. He co-organises the LCDS Population Health Reading Group and tutors second-year Human Sciences and Politics, Philosophy, and Economics (PPE) students.

Before his doctoral studies, Haohao earned an MPhil in Sociology and Demography with Distinction from University of Oxford and a BSc in Social Sciences with Quantitative Methods (Data Science) with First-Class Honours from University College London.

Haohao's research is generously supported by the Clarendon Fund, Nuffield College, Mercatus Center, and the Max Planck Society.