Imperial College London


Faculty of MedicineSchool of Public Health

Professor of Public Health



c.millett Website




Reynolds BuildingCharing Cross Campus





Christopher Millett is Professor of Public Health at Imperial College London. He is Visiting Professor at the National School of Public Health, NOVA University Lisbon. Christopher moved to the UK from Australia in 1994, working in several research and NHS public health roles before undertaking formal public health training in London. He completed his PhD at Imperial College in 2008 and was awarded a 5 year NIHR Research Professorship in 2014. He is a Fellow of the UK Faculty of Public Health.


Christopher directs the Public Health Policy Evaluation Unit within the School of Public Health. He is lead investigator at Imperial College for the NIHR School of Public Health Research. and Co-Principal Investigator for an NIHR Global Health Research Centre on NCDs and Environmental Change in Bangladesh, India and Indonesia. Christopher has published studies on a variety of topics, including tobacco control, active travel, nutrition, health system performance and health inequalities. His main research interest is public health policy evaluation, with a particular interest in health inequality impacts. This includes a focus on evaluating dual benefit strategies to prevent non-communicable diseases and limit environmental degradation in middle income country settings.

The main areas of his research currently include:

-      sustainable diets and food systems

-      active travel and sustainable transport systems

-      tobacco control

-      improving health system performance

Teaching and training

Christopher teaches on the Global Master of Public Health (online) at Imperial College and has supervised numerous PhD students, public health trainees and junior doctors. 

PhD Opportunities

Enquiries from prospective PhD students are welcome in any of the research areas listed above.

Selected Publications

Journal Articles

Hone T, Millett C, Progress towards universal health coverage and inequalities in infant mortality: An analysis of 4.1 million births from 60 low- and middle-income countries between 2000-2019, The Lancet Global Health, ISSN:2214-109X

Escher N, Calixto Andrade G, Ghosh-Jerath S, et al., The impact of nutrition-specific and nutrition-sensitive interventions on the double burden of malnutrition in low- and middle-income countries: a systematic review, The Lancet Global Health, ISSN:2214-109X

Kliemann N, Rauber F, Levy R, et al., 2023, Food processing and cancer risk in Europe: results from the prospective EPIC cohort study, The Lancet Planetary Health, Vol:7, ISSN:2542-5196, Pages:E219-E232

Radó MK, van Lenthe FJ, Laverty AA, et al., 2022, Effect of comprehensive smoke-free legislation on neonatal mortality and infant mortality across 106 middle-income countries: a synthetic control study, The Lancet Public Health, Vol:7, ISSN:2468-2667, Pages:1-10

Ahmed A, Aune D, Vineis P, et al., 2022, The impact of conditional cash transfers on the control of neglected tropical disease: a systematic review, The Lancet Global Health, Vol:10, ISSN:2214-109X, Pages:e640-e648

Seferidi P, Hone T, Duran AC, et al., 2022, Global inequalities in the double burden of malnutrition and associations with globalisation: a multilevel analysis of Demographic and Health Surveys from 55 low-income and middle-income countries, 1992-2018, The Lancet Global Health, Vol:10, ISSN:2214-109X, Pages:e482-e490

Hanley-Cook GT, Huybrechts I, Biessy C, et al., 2021, Food biodiversity and total and cause-specific mortality in 9 European countries: An analysis of a prospective cohort study, PLOS Medicine, Vol:18, ISSN:1549-1277

Jawad M, Hone T, Vamos EP, et al., 2021, Implications of armed conflict for maternal and child health: A regression analysis of data from 181 countries for 2000-2019, PLOS Medicine, Vol:18, ISSN:1549-1277

Chang K, Khandpur N, Neri D, et al., 2021, Association between childhood consumption of ultraprocessed food and adiposity trajectories in the Avon Longitudinal Study of Parents and Children birth cohort, Jama Pediatrics, Vol:175, ISSN:2168-6211

Radó MK, Mölenberg FJM, Westenberg LEH, et al., 2021, Effect of smoke-free policies in outdoor areas and private places on children's tobacco smoke exposure and respiratory health: a systematic review and meta-analysis, The Lancet Public Health, Vol:6, ISSN:2468-2667, Pages:e566-e578

Hunter RF, Garcia L, de Sa TH, et al., 2021, Effect of COVID-19 response policies on walking behavior in US cities, Nature Communications, Vol:12, ISSN:2041-1723

Hone T, Saraceni V, Coeli CM, et al., 2020, Primary health care expansion and mortality in Brazil’s urban poor: a cohort analysis of 1.2 million adults, PLOS Medicine, Vol:17, ISSN:1549-1277, Pages:1-20

Patterson R, Panter J, Vamos EP, et al., 2020, Associations between commute mode and cardiovascular disease, cancer, and all-cause mortality, and cancer incidence, using linked Census data over 25 years in England and Wales: a cohort study, Lancet Planetary Health, Vol:4, ISSN:2542-5196, Pages:E186-E194

Hone T, Mirelman AJ, Rasella D, et al., 2019, Effect of economic recession and impact of health and social protection expenditures on adult mortality: a longitudinal analysis of 5565 Brazilian municipalities, The Lancet Global Health, Vol:7, ISSN:2214-109X, Pages:E1575-E1583

Laverty AA, Kypridemos C, Seferidi P, et al., 2019, Quantifying the impact of the Public Health Responsibility Deal on salt intake, cardiovascular disease and gastric cancer burdens: interrupted time series and microsimulation study, Journal of Epidemiology and Community Health, Vol:73, ISSN:0143-005X, Pages:881-887

Basu S, Yudkin JS, Berkowitz SA, et al., 2018, Reducing chronic disease through changes in food aid: A microsimulation of nutrition and cardiometabolic disease among Palestinian refugees in the Middle East, Plos Medicine, Vol:15

Hone TV, Macinko J, Millett C, 2018, Revisiting Alma-Ata: what is the role of primary health care in achieving the Sustainable Development Goals?, The Lancet, Vol:392, ISSN:0140-6736, Pages:1461-1472

Rasella D, Basu S, Hone TV, et al., 2018, Child morbidity and mortality associated with alternative policy responses to the economic crisis in Brazil: a nationwide microsimulation study, PLOS Medicine, Vol:15, ISSN:1549-1277

Filippidis FT, Laverty AA, Hone T, et al., 2016, Association of cigarette price differentials and infant mortality in 23 European Union countries, Jama Pediatrics, ISSN:2168-6203

Hone TV, Rasella D, Barreto ML, et al., 2017, Association between expansion of primary healthcare and racial inequalities in mortality amenable to primary care in Brazil: A national longitudinal analysis, Plos Medicine, Vol:14, ISSN:1549-1676

Palladino R, Lee JT, Hone T, et al., 2016, The Great Recession And Increased Cost Sharing In European Health Systems, Health Affairs, Vol:35, ISSN:0278-2715, Pages:1204-1213

Basu S, Yudkin JS, Sussman JB, et al., 2016, Alternative strategies to achieve cardiovascular mortality goals in China and India: a microsimulation of target- versus risk-based blood pressure treatment, Circulation, Vol:133, ISSN:0009-7322, Pages:840-848

Basu S, Millett C, Vijan S, et al., 2015, The Health System and Population Health Implications of Large-Scale Diabetes Screening in India: A Microsimulation Model of Alternative Approaches, PLOS Medicine, Vol:12, ISSN:1549-1277

Basu S, Glantz S, Bitton A, et al., 2013, The Effect of Tobacco Control Measures during a Period of Rising Cardiovascular Disease Risk in India: A Mathematical Model of Myocardial Infarction and Stroke, PLOS Medicine, Vol:10, ISSN:1549-1277

Millett C, Agrawal S, Sullivan R, et al., 2013, Associations between Active Travel to Work and Overweight, Hypertension, and Diabetes in India: A Cross-Sectional Study, PLOS Medicine, Vol:10, ISSN:1549-1277

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