Rhys joined IDDO in January 2023. In the role of Statistician, he collaborates with IDDO Scientists to create analysis datasets, transforming data from the CDISC SDTM standard, which IDDO uses to store data, to formats easily usable for further research. Additionally, he has worked closely on the MiMBa initiative assessing antimalarial treatment for pregnant women, by developing an efficient, reproducible data pipeline with colleagues in Burkina Faso and Kenya, as well as providing statistical support to a variety of other projects on Chagas, WHO's ICTRP platform and developing R packages. Alongside other IDDO colleagues, Rhys also leads practicals on the Medical Statistics module on the MSc Modelling in Global Health at University of Oxford. 

Prior to working in Oxford, Rhys spent five years at Lancaster University completing a Bachelor's degree in Mathematics with Statistics (with Placement Year) and a Master’s in Data Science. During which he was President of the Lancaster Student Scout and Guide Organisation (SSAGO), spent his placement year with IBM as a Financial Analyst, played Rugby Union for the university and served as a Student Trustee of the Student’s Union.