1 District Environmental Health Officer, Head of Preventive and Promotive Health Services and District Incident Manager, Blantyre District Health Office, Blantyre District Council, Malawi.
2 Directorate of Preventive Health Services, Program Manager for Expanded Program on Immunization, Operations Manager Polio Outbreak Response.
3 Public Health Institute of Malawi (PHIM), Ministry of Health, Lilongwe, Malawi.
4 Editor-in-Chief, Malawi Medical Journal and Professor & Head, Department of Community and Environmental Health, Kamuzu University of Health Sciences (KUHeS), Blantyre, Malawi.