1. Direction of the Data Management and Analysis Unit.Design and implementation of: 1) call-center to conduct active follow-up of participants of cohort studies; 2) laboratory management software (LMS); 3) online randomization and matching algorithms; 4) online risk calculators; 5) CRFs and real-time statistical audit tools (Q&C). 2. Study design and data analysis: 2.1. Study design: 1) Complex surveys to estimate seroprevalence of arboviral infection in urban areas of Colombia; 2) Case-control studies to determine predictors of dengue-related mortality.2.2. Analysis: 1) Acute febrile syndrome cohort studies to determine predictors of progression to complications among patients with diagnosis of dengue (severe dengue), Chikungunya (chronic arthropathy) and Zika (abnormal neurocognitive development in children born to infected women during pregnancy); 2) Cross-sectional studies to estimate seroprevalence of arboviral infections; 3) Case-control studies to determine predictors of dengue-related mortality.3. Writing of research paper and proposal.

Lecturer of advanced quantitative methods (regression analysis) in the Master Program of Epidemiology.

Courses:1) Clinical epidemiology for medical students.2) Evidence-based medicine in the internal medicine residency program.3) Basic & advanced statistical methods in the Master Program in Methods for "Production and Aplication of Health Scientific Knowledge" (Métodos para la Producción y Aplicación de Conocimiento Científico en Salud - PRACCIS).

Projects.Ongoing: 1) Data Management Unit - Program Cardiecol (Conocimiento y Acción para Reducir la Dimensión de la Enfermedad Cardiovascular en Colombia). Principal investigator.Finished:1) Effects of exposure to outdoor and indoor fine particle matter (PM2.5) on ambulatory blood pressure and subclinical atherosclerosis in adult population from Bucaramanga. Principal investigator.2) Emergence of risk profiles for non-communicable diseases in adults from Colombia. Incidence and risk factors for hypertension in the CHICAMOCHA cohort study after 10 years of follow-up. Co-investigator.

Lecturer of advanced quantitative methods (regression analysis) in the Master Program of Epidemiology.

1) Lecturer of human physiology for medical students.2) Research assistant: a) Identification and screening of blood donors to be included in cohort study of Chagas disease; b) Clinical baseline and follow-up examination of eligible participants; c) Scientific writing (grant proposals, papers and other scientific communications).