Christiaan Mulder is a senior epidemiologist with a PhD in Epidemiology and 15 years of experience designing and leading epidemiological research (cost-effectiveness, diagnostic accuracy, and intervention studies), and supporting and training health staff in data collection and management and statistical data analysis.

Christiaan has undertaken extensive research on TB diagnostics, contact tracing and TB control and is an expert the implementation of short tuberculosis preventive treatment (TPT) regimens, optimising treatment delivery models, developing evidence-based guidelines, algorithms and monitoring and evaluation systems for capturing key treatment indicators, and health economic modelling.

Within KNCV, Christiaan is the chair of the KNCV Task Force Research and Epidemiology and technical lead on the Unitaid-funded IMPAACT4TB project, overseeing the implementation of TPT regimen in Ethiopia, Indonesia, Malawi, and Tanzania. Christiaan supports countries with the implementation of new treatment regimens, developing monitoring and evaluation systems, and conducting qualitative and mixed-methods research, including feasibility and acceptability studies for new TB drugs and regimens, service delivery models, and COVID-19 self-testing. Christiaan also provides technical assistance for the design and implementation of drug resistance surveys, optimal screening and diagnostic algorithms (including Xpert MTB/RIF and CAD4TB) and supports National TB Programs with the development of National Strategic Plans based on the ‘people- centred framework for tuberculosis programme planning and prioritization’.