Study Coordinator Working Group Chairperson Dr. Nasinghe Emmanuel is a medical officer working with CAFGEN as a study coordinator. He worked as a clinician in HIV/TB endemic areas for 2 years before joining Prof. Joloba's laboratory as Research Assistant. His duties as a study coordinator include; 1. Maintaining the Study Master File. 2. Ensuring that all study protocols are approved on time, and maintaining active IRB status throughout the study period. 3. Coordinating the patient recruiting clinic with the laboratory and Biorepository. 4. Ensuring that all study samples are processed on time and stored at the required temperatures. 5. Ensuring quality assurance and quality control of all Laboratory processes. 6. Preparing and submitting study progress reports.