Imperial College London


Faculty of Natural SciencesDepartment of Mathematics

Research Postgraduate







Huxley BuildingSouth Kensington Campus





I am a PhD student in Statistics at Imperial College London, in the EPSRC CDT in Modern Statistics and Statistical Machine Learning at Imperial and Oxford, supervised by Yingzhen LiSeth Flaxman and Maxime Rischard (Cervest). 

I am interested in Bayesian nonparametrics, Gaussian processes, approximate Bayesian inference and causal inference.

My personal website is at

Feel free to reach out to me at hbz15 at



Liu X, Zhu H, Ton J-F, et al., 2022, Grassmann Stein Variational Gradient Descent, International Conference on Artificial Intelligence and Statistics, Vol 151, Vol:151, ISSN:2640-3498

Unwin H, Mishra S, Bradley V, et al., 2020, State-level tracking of COVID-19 in the United States, Nature Communications, Vol:11, ISSN:2041-1723, Pages:1-9

Monod M, Blenkinsop A, Xi X, et al., 2020, Report 32: Targeting interventions to age groups that sustain COVID-19 transmission in the United States, Pages:1-32

Flaxman S, Mishra S, Gandy A, et al., 2020, Estimating the effects of non-pharmaceutical interventions on COVID-19 in Europe, Nature, Vol:584, ISSN:0028-0836, Pages:257-261

More Publications