Onesmus Kamacooko is a biostatistician and quantitative researcher with extensive experience in statistical methodology, data analysis, and applied public health research. He has served on several Data Safety Monitoring Boards (DSMBs), providing critical oversight to ensure data quality, integrity, and participant safety in both observational and experimental studies. He has authored and co-authored over 20 peer-reviewed scientific publications, reflecting a strong contribution to the advancement of biostatistics and epidemiological research. 

Onesmus has provided statistical leadership across multiple large-scale research projects, including work at the Medical Research Council/UVRI and the London School of Hygiene & Tropical Medicine (LSHTM) Uganda Research Unit, where he supported a number of trials as a Statistician. Onesmus has developed research leadership and management skills while working on previous studies in various capacities such as a co-investigator (EDCTP award TMACDF2016-1574), lead statistician (EDCTP and IAVI Funded studies) and DSMB board member. Experienced in protocol development, questionnaire development, data visualization, data cleaning, teaching (research methodologies and statistics), and statistical analysis of cross-sectional and longitudinal datasets by drawing meaningful insights from the data. At the Child Health and Development Centre (CHDC), he has supported several key projects, including the development the PfR scale, Statistical analysis of the UPRISE trial data, analysis of Early Childhood Development (ECD) trial data. Onesmus is proficient in statistical softwares including Stata,  R, SPSS, Excel and Tableau and remains actively engaged in collaborative, interdisciplinary research. Currently he is a PhD fellow at the School of Medicine, Department of Child Health and Development Centre, Makerere University.