UCL Recommendation Letter Example: Biology to health policy (Score 92)

Dear Admissions Committee, I am writing in support of the applicant's application to the MSc Public Health programme at UCL. I supervised their independent research paper over the course of one semester, reviewing weekly methodology memos and meeting regularly to discuss analytical decisions. My comments here are based on what I directly observed during that process. The applicant came to the project with a biology undergraduate background, which created an interesting methodological tension from the outset. Their instinct was to frame population-level health questions in terms of biological mechanisms — a reasonable starting point, but one that required deliberate reorientation toward epidemiological and policy-relevant units of analysis. What I found encouraging was how quickly they recognised this gap themselves. In one of our early memo reviews, they had initially attributed a pattern in regional health outcome data to a plausible biological pathway without adequately accounting for the socioeconomic confounders documented in their own source literature. When I flagged this in written feedback, they did not simply revise the sentence — they came to the following session with a restructured causal diagram that separated biological, behavioural, and structural determinants. That kind of response to critique, where the applicant goes beyond the correction to interrogate the underlying reasoning, is not something I see in every student at this stage. A second moment worth describing came midway through the project, during a memo focused on their health policy applied component. The applicant was attempting to connect epidemiological trend data to a specific policy mechanism — a task that requires discipline about what the data can and cannot support. Their first draft made a causal claim that the evidence, being observational and aggregated, could not sustain. I asked them to rewrite the interpretive section with explicit attention to the limits of ecological inference. The revised memo was noticeably more careful: they distinguished between association and attribution, flagged the absence of individual-level data, and proposed a more modest but defensible policy implication. The revision was not perfect — the transition between the quantitative findings and the policy recommendation still felt slightly abrupt, and I noted that the non-technical rationale for the chosen policy lever was underdeveloped. That is an area where the applicant would benefit from further practice: translating rigorous quantitative findings into policy arguments that are accessible and persuasive to non-specialist audiences, not just technically defensible ones. Overall, the applicant demonstrated solid quantitative reasoning within the scope of this project. They engaged seriously with the methodological literature, asked substantive questions in our meetings rather than procedural ones, and showed genuine intellectual curiosity about the relationship between biological and social determinants of health. The biology-to-health-policy transition they are making is not a trivial one, and I think the work they produced here reflects a student who understands that the transition requires more than a change of subject — it requires a different analytical vocabulary and a different set of evidentiary standards. For the MSc Public Health at UCL, I believe the applicant has the quantitative foundation and the critical self-awareness to engage productively with the programme's methods-intensive components. The development edge I have described — building the bridge between rigorous analysis and accessible policy argument — is, in my view, precisely the kind of skill that a structured postgraduate programme is well placed to develop. It is a gap in craft, not in capacity. I am happy to discuss my observations further if that would be useful to the admissions team. Yours sincerely,