Group Members

Kristian Godfrey
TB Modelling Group Programme Manager


Kristian’s background is in project management and administration in international development settings, and his role within the group is the coordination and management of the group’s grants.

Miyo Hanazawa
Programme Coordinator



Miyo works as a Programme Coordinator, providing administrative, logistical and financial management support for the group. Her background is in international development management and prior to joining LSHTM in 2017, she worked for various ODA projects in Latin America and Asia primarily in the field of higher education.

Richard White
Professor in Infectious Disease Modelling



Richard has a broad interest in the use of models to better understand the transmission, prevention, and care of TB. He has particular interests in the use of models to improve TB prevention and care decision making at global and country level, and to accelerate the development of new TB vaccines.

Richard is director of the TB Modelling and Analysis Consortium (TB MAC) 



Rein Houben
Associate Professor in Infectious Disease Epidemiology

Rein is a TB epidemiologist who applies modelling methods to address questions on latent TB infection and social determinants of TB, as well as to inform TB policy decisions. He also leads the development and implementation of TIME.



Emilia Vynnycky
Associate Professor

Emilia’s main interest is using mathematical models and molecular data to understand the natural history, epidemiology and control of TB.



Tom Sumner
Assistant Professor

Tom is interested in using models to predict and understand the impact of interventions. His current work is focused on the use of preventive therapy in high HIV prevalence settings.



Finn McQuaid
Assistant Professor in Infectious Disease Modelling

Finn is interested in using mathematical models to improve understanding of TB and its control, particularly in the context of drug resistant TB and treatment adherence technology. He is also the secretariat epidemiologist for the TB Modelling and Analysis Consortium (TB MAC).



Nicky McCreesh
Assistant Professor in Infectious Disease Modelling

Nicky is interested in understanding Mycobacterium tuberculosis (Mtb) transmission patterns, and in using contact data to develop a better understanding of potential Mtb transmission sites and to inform intervention strategies. She also works on the calibration of complex models.



Rebecca Harris
Honorary Assistant Professor of Infectious Disease Modelling and Epidemiology

Rebecca is an epidemiologist and mathematical modeller using modelling to estimate the impact of promising new TB vaccines, as well as the existing BCG vaccine, with the goal of informing clinical development and national and global policy in the TB vaccine field. She also has an interest in spatial epidemiology, and has developed ePAL, a low cost tool for spatial mapping of the place of residence of patients in low income settings without formal address systems.



Gwen Knight
Assistant Professor

Gwen is interested in using mathematical models to improve our understanding, and hence control, of drug resistance. Her work with MDR-TB focuses on trying to estimate the fitness costs of resistance, the impact of resistance on the natural history of TB and the likely burden.



Marek Lalli
Research Fellow

Marek’s focus is developing components of the TIME model and its in-country application. He provides epidemiological support to National TB Programmes throughout the programming cycle and plays a key role in the country dialogue process. He models interventions from National Strategic Plans in TIME Impact to generate short and long-term projections of the TB epidemic and provides recommendations for discussion amongst stakeholders.



Debora Pedrazzoli
Research Fellow

Debora provides epidemiological and mathematical modelling support to countries during their submission to the Global Fund under the ‘New Funding Model’, by applying and developing the TIME model. She leads the development of TIME Economics, a module in TIME which is intended to address TB-specific allocative efficiency and cost-effectiveness questions.Debora’s primary interest is in the socio-economic epidemiology of TB. Her research focuses on modelling the impact of social and structural drivers on TB epidemiology, and in evaluating interventions to address TB and social inequalities.



Sophie Rhodes
Research Associate

Sophie is focusing on modelling to accelerate TB vaccine candidate selection. She will be using data on immune responses to varying doses of a new TB vaccine in animals and models to predict the same responses in humans using this data. She is collaborating with researchers at AERAS, The Bill and Melinda Gates Foundation, INSERM and the University of Michigan.



Jon Emery
Research Fellow

Jon is a mathematical modeller with an interest in the natural history of tuberculosis. With research experience in theoretical physics and whole energy systems, Jon focusses on encapsulating advances in our understanding of tuberculosis natural history within mathematical models to better understand the epidemiology of the disease and in turn support policy development.



Katherine Horton
Assistant Professor

Katherine is an epidemiologist and mathematical modeller whose current work focuses on the potential and impact of new insights on the natural history of TB. She is also the LSHTM Programme Team Leader and Cross-Consortium Modelling Lead for the LIGHT Consortium, an FCDO-funded research consortium working to better understand and address gender disparities in TB burden and care in sub-Saharan Africa.

Chathika Weerasuriya
Research Degree Student

Chathika is an MPhil/PhD candidate in epidemiology and modelling of tuberculosis vaccines, with an interest in the interactive effects of drug resistance, novel TB vaccines and novel TB drugs and diagnostics. Chathika earned a BA (Natural Sciences: Pathology) and MB BChir (Medicine) from Cambridge in 2009 and 2012 respectively. He then completed his medical internship and undertook medical residency (Internal Medicine) rotating in the East of England (Cambridge, Papworth, Huntingdon) before being awarded Membership of the Royal College of Physicians. He subsequently undertook an MSc in Public Health (Health Economics) prior to joining the TB modelling group.


Madeleine Clarkson
Research Assistant

Madeleine is working with the TB Modelling and Analysis Consortium (TB MAC)  as a member of their secretariat. She has had experience applying modelling techniques to pathogen diversity, cost-effectiveness models for malaria screening and treatment, and measuring the positive externality of influenza vaccines on antibiotic use. She is interested in the application of complex systems to modelling health structures.


Jamie Rudman
Research Assistant

Jamie has a background in biological sciences and an MSc in Control of Infectious Diseases from LSHTM. His current role focuses on providing technical support to National TB Programs (NTPs) of Indonesia and Vietnam. Jamie provides assistance to the NTPs in using TIME for modelling TB interventions, as part of national TB strategic planning; specifically advising NTPs on how to include modelling results in concept notes ahead of Global Fund grant applications.


Nabila Shaikh

Research Assistant

Nabila works primarily with the TIME Model. With an MSc in Control of Infectious Diseases from LSHTM, she is currently working to conduct an impact evaluation for the TIME model to understand how the project facilitates and impacts national and subnational TB policy. Nabila also works to support the National TB Programs of Ethiopia and Nigeria to model interventions in preparation for National Strategic Plans and grant applications.


Christina Spencer
Programme Coordinator

In her role as Programme Coordinator, Christina provides administrative, logistical and financial management support for the group. Christina joined LSHTM in 2014 as a Programme Manager based at the London International Development Centre, and since that time has worked on a variety of projects within the School. Her earlier roles at Imperial College London and the MRC Clinical Trials Unit were also in programme management and administration.


John Benest
Research Degree Student

John is a third year research degree student with interests in using modelling techniques to inform vaccine dosing schedules. His background is in pure mathematics and applications to epidemiology.


Alexandra Richards
Research Degree Student

Alex is a third year research degree student with an interest in modelling the natural history of tuberculosis with a focus on subclinical disease. Her background is in maths, physics, and epidemiology.



Arminder Deol
Assistant Professor

Arminder has a background in operational research with a decade of experience in neglected tropical diseases, and is an epidemiologist and mathematical modeler. She has a strong interest in health in low and middle income countries (LMICs), which led her to TB, and is currently focussed on bridging TB vaccine modelling and epidemiology to inform policy at national and global levels.


Matthew Quaife
Assistant Professor in Health Economics

Matt is a health economist who is interested in understanding the impact of TB treatment and prevention on health equity, and understanding how people’s behaviour affects – and is affected by – TB transmission and control.


Rebecca Clark
Research Degree Student

Rebecca is a second year research degree student interested in modelling tuberculosis vaccine implementation strategies both nationally and sub-nationally. Her background is in math, statistics, and epidemiology. 


Naomi Fuller
Research Degree Student

Naomi is a first year research degree student looking at using mathematical models built with parameters from experiments to improve our understanding of drug resistant TB. Her background is in physics.  


Christinah Mukandavire
Assistant Professor in Infectious Disease Modelling

Christinah is interested in in using mathematical modelling to understand transmission dynamics of infectious diseases and evaluation of intervention strategies. Currently, her focus is in estimating the impact of promising new Tuberculosis vaccines in settings with high HIV burden, to inform TB policy decisions. 


Danny Scarponi
Research Fellow in Infectious Disease Epidemiology

With a background in pure maths, Danny is currently working on the calibration of complex individual based stochastic models. In particular he is involved in the development of a history matching and model emulation R package.


Nicola Foster
Research Fellow

Nicola has a background in public health and health economics. She has experience in designing and implementing mathematical models of patient pathways through TB diagnosis and treatment. Her current work includes the analysis of socio-economic changes in the burden of TB.


Martin Harker
Research  Degree Student

Martin is a health economist and first year research degree student. He is looking at modelling the potential effectiveness of preventive therapies for multidrug-resistant TB. His background is in biological sciences, maths and public health.

Group members at other institutions



Pete Dodd
University of Sheffield

While at LSHTM, Pete used TB/HIV models to better understand the Zambia-South Africa TB and AIDS Reduction study and the role of contact patterns in TB transmission.

Pete is now an MRC fellowship holder at the School of Health and Related Research at the University of Sheffield, with particular interests in paediatric TB, burden estimation and health economics.


Puck Pelzer
KNCV Tuberculosis foundation

Puck is an infectious disease epidemiologist specializing in TB and vaccines. At LSHTM she explores implementation strategies for late-stage tuberculosis vaccine candidates with the aim of helping inform epidemiological mathematical modelling and health economic research.

Puck works as an epidemiologist at KNCV Tuberculosis foundation, a Dutch NGO for international Tuberculosis control. Here she provides technical support on TB research on several international projects. Her background is in infectious diseases and public health, she has a strong interest in the overall health effects of vaccines in children.

Former group members

Adrienne Keen

While at LSHTM, Adrienne’s used simulation modelling to facilitate interpretation of DNA fingerprints of M. tuberculosis isolates, for estimating the proportion of disease due to recent transmission and due to reactivation of older or imported M. tuberculosis infections. Adrienne is now a Senior Research Associate at MAPI.

Natascha Meunier

Natascha completed at PhD under the supervision of Richard White and Prof. Richard Kock (RVC), funded by a Bloomsbury Colleges PhD fellowship. Her project focused on bovine TB in African buffalo, Ugandan kob and cattle around the Queen Elizabeth National Park in western Uganda and the interactions of wildlife and livestock in this ecosystem. Natascha is now a postdoctoral researcher at the University of Edinburgh.

Olivia Ross-Hurst

While in the TB group, Olivia was Administrator of the TB Modelling and Analysis Consortium (TB MAC) . Olivia is now Overseas Projects Coordinator for the Mwanza Intervention Trials Unit (MITU) project at LSHTM.

Sean Cavany

Sean used mathematical modelling to help optimise contact tracing strategies for UK TB control. During his time at LSHTM he also collaborated with researchers at Public Health England.

Christina Albertsen

Christina was TB MAC Project Manager in her latest role with the team, first joining The London School of Hygiene and Tropical Medicine in October 2010. Christina worked in research grant administration and project management, and from June 2015, was the Administrator for the Consortium.

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