The TB MAC Advisory Panel advises the Committee/Secretariat and carries out arbitration of modelling funding awards.

Guy Marks

Guy is a respiratory physician and respiratory and environmental epidemiologist with interests in tuberculosis, chronic airways disease and air pollution. He is Scientia Professor at UNSW Sydney and NHMRC Senior Principal Research Fellow. He is currently President of the International Union Against Tuberculosis and Lung Disease and, until recently, was co-Editor-in-Chief of the International Journal Against Tuberculosis and Lung Disease. He is a Chief Investigator in the Australian NHMRC-funded Centre for Research Excellence on Tuberculosis. He has a long-standing, close and active collaboration with the National Tuberculosis Program in Vietnam, and with colleagues in that country, has conducted a number of projects, including cluster randomised controlled trials, investigating interventions for better control of TB in high burden settings.

Kathy Fiekert

Kathy is a Senior TB Consultant with over 27 years’ experience in the design, implementation, management and evaluation of infectious disease control programmes for the NGO, local government, and donor sector in developing countries (mainly in conflict and post-conflict situations.) Her main areas of interest are linking community engagement, patient centeredness, human rights, and ethics to Health System Strengthening (HSS), and designing innovative approaches to optimising TB care utilising new technologies. At KNCV she is the technical lead on the Patient-Centred Framework, Strategic Planning and Stigma Reduction, and provides technical support to country and NGO TB programmes.

Shufang Zhang

Shufang is a specialist at The Global Fund to Fight AIDS, Tuberculosis and Malaria.

Gesine Meyer-Rath

Gesine is a Research Associate Professor at the Department of Global Health of the Boston University School of Public Health. She is a physician and health economist working on the economics of HIV and COVID-19 in low- and middle-income countries. Her focus lies on modeling methods for economic evaluation, including infectious disease modeling and decision analysis, and translating research into recommendations for public policy. Before joining BUSPH she has worked in the Pediatrics Department of Charité University Hospital Berlin, at the World Health Organization and at the London School of Hygiene and Tropical Medicine.

Patrick Migambi

Patrick holds a master’s degree in Epidemiology and a degree in general medicine from the National University of Rwanda. Patrick graduated in 2002 as a general practitioner and finished his master’s degree in 2009. He worked one year at Rutongo Hospital was promoted in October 2003 as Medical Chef in Kibilizi Health District located in south Province. In January 2006, he was nominated as Director of Kibilizi District Hospital up to September 2010. Since then, he has occupied different responsibilities at senior positions in various levels of the healthcare delivery system in Rwanda at central level. He joined Trac Plus as National Coordinator of TB Prevalence Survey from October 2010 to March 2014. He was nominated as Director of TB Infection Control of Tuberculosis and Other Respiratory Communicable Disease within Rwanda Biomedical Center in 2012 and then appointed as Division Manager in the same division in May 2016 up to now.

Mehran Hosseini

Mehran is in the Strategic Information Department at The Global Fund to Fight AIDS, Tuberculosis and Malaria

Patrick Moonan

Patrick is Lead Epidemiologist in surveillance, epidemiology, monitoring and evaluation at Centers for Disease Control and Prevention.

Katherine Floyd

Katherine is Coordinator of the TB Monitoring and Evaluation group in the WHO Global TB Programme.

Suvanand Sahu

Sahu is the Deputy Executive Director at the Stop TB Partnership. He is interested in public health and the use of innovative approaches to end major infectious diseases.


Sevim Ahmedov

Sevim is a senior TB Technical Advisor at the United States Agency for International Development (USAID). He serves as Sr TB Technical Adviser with USAID providing programmatic backstopping support to USAID Missions in a number of African and Central Asian countries, as well as working on technical areas such as Infection Prevention and Control, TB/HIV, MDR-TB, and TB prevention.  He is the lead for TB/HIV within the Bureau for Global Health at USAID.

Johannes Hunger

Johannes is the Head of Strategic Information at The Global Fund to Fight AIDS, Tuberculosis and Malaria. His previous work at the Boston Consulting group focused on development and implementation of growth and investment strategies. He has written several articles on innovative modelling approaches in chemistry and on the philosophy of science. 

Geoff Garnett

Geoff is a Deputy Director of Global Development and Global Health at the Bill and Melinda Gates Foundation. He works on improving the efficiency and effectiveness of health programs, with a particular focus on HIV. Prior to the foundation, he was a professor in the Department of Infectious Disease Epidemiology at Imperial College London and a Reader at Oxford University working on the epidemiology, evolution and control of sexually transmitted infections. He has served as chair of the UNAIDS Reference Group on Estimates Models and Projections and on a number of Institute of Medicine and Wellcome Trust panels.

Previous Members

Jeremiah Chakaya Muhwa

Chakaya is the President of the International Union against  Tuberculosis and Lung Disease. He is a leader in TB control and in addition to his responsibilities at The Union, he acts as the technical advisor, director and is a founding member of the Kenya Association Against TB and Lung Disease (KAPTLD).


Jennifer Harris

Jennie is an Epidemiologist with the Surveillance, Epidemiology and Monitoring and Evaluation Team in CDC’s Global Tuberculosis Branch.  She has been at CDC since 2013, working in the Global Immunization Division before joining the Global Tuberculosis Branch.  Prior to joining CDC, she worked on TB and TB/HIV research and programs in Zambia for the University of Alabama at Birmingham and the Centre for Infectious Disease Research in Zambia.

Nejma Cheikh

Nejma is a Health Specialist in the World Bank’s Health, Nutrition, and Population Global Practice. As a team member of the COVID-19 Fast Track Facility, she contributes to the World Bank Covid response across multiple countries. She has also been working in the World Bank HIV AIDS Program since 2012, representing the Bank as UNAIDS Alternate Global Coordinator, and participating in the design and evaluation of Bank HIV-AIDS programs and research. She currently leads a series of allocative efficiency studies in HIV, Tuberculosis and Malaria and has conducted analytical work in Peru, Romania, Moldova, Armenia, Niger, Togo, Senegal, Cote d’Ivoire, Mozambique, Madagascar, among other countries. Nejma holds an undergraduate and a master’s degree in economics and management as well as master’s degrees in public policy from Columbia University and Sciences Po Paris.

Daniel Chin

Daniel was Deputy Director, Global Health, at the Bill & Melinda Gates Foundation.  He provided oversight for the foundation’s TB programs in India, China, and South Africa, and led work with global partners and in product delivery.

Liz Corbett

Liz is a clinical epidemiologist with LSHTM who has lived in Africa with research funding since 1996.  She is a Fellow of the UK Academy of Medical Sciences, and has held advisory roles with WHO since 2001, including past membership of Strategic & Technical Advisory Group (STAG-TB). She leads Research Groups in Malawi, with ongoing randomized trials evaluating survival and other benefits from TB screening/new diagnostics, and HIV self-testing. She has international recognition for my work on TB epidemiology and control strategies in the context of high HIV prevalence, and for design and evaluation of innovative diagnostic interventions.

Carol Levin

Carol is a Clinical Associate Professor at the University of Washington and the Director of the Global Health Cost Consortium. She is an expert in costing health technologies and interventions delivered in public health delivery systems. Her interests are in conducting research on the costs and cost-effectiveness of introducing and scaling up public health interventions related to maternal, reproductive and child health and HIV.

David Wilson

David is the World Bank’s Global AIDS Program Director and was previously the Bank’s Lead HIV Specialist.  His work on HIV/AIDS spans almost 25 years. He has developed prevention best practice programs that have been internationally recognized and has served as technical consultant and adviser to many international agencies. His interests lie in HIV epidemiology, HIV prevention science and program evaluation.

Philippe Glaziou

Philippe was team-leader in charge of epidemiological analyses of the burden of TB, the impact of TB control and global projections of TB burden, in the TB Monitoring and Evaluation group  of the World Health Organization Global TB Department.  His area of interest was disease burden estimation.

Adam MacNeil

Adam is team lead for the Surveillance, Epidemiology, and Impact Measurement team in the Global Tuberculosis Branch.  He has worked at CDC for over 11 years as an epidemiologist and is interested in global health, infectious diseases, and health systems.

David Wilson

David is a Senior Program Officer in Decision Sciences at the Bill and Melinda Gates Foundation, Professor of Modeling & Health Economics at the Burnet Institute, and founder of the Optima Consortium for Decision Science. His dominant focus was on allocative efficiency for major infectious diseases (with a special focus on HIV).

Knut Lönnroth

Knut is Professor of Social Medicine at Karolinska Institutet and senior consultant at the Centre for Epidemiology and Community Health, Stockholm county council. He has also worked for the Global TB Programme at the World Health Organisation. He is interested and involved in policy guidance on health systems strengthening, TB screening, TB elimination in low-incidence countries, management of TB comorbidities, and social interventions to improve TB prevention, treatment uptake and adherence, and financial risk protection.

Ibrahim Abubakar

Ibrahim is Professor of Infectious Disease Epidemiology at University College London, where he is the Director of the UCL Institute for Global Health. His research focuses on the epidemiology, prevention and treatment of infections including tuberculosis, hepatitides, HIV, and other common problems such as antimicrobial resistance and vaccine-preventable diseases, particularly among vulnerable populations.