Lecturer at the Public Health Undergraduate Study Program, Faculty of Public Health, Universitas Sumatera Utara with the functional position of Lector. The field of science is public health with a main interest in Biostatistics, Health Information, Geographic Information Systems, Non-Communicable Diseases, Infectious Diseases and Population. Research that has been carried out includes a comparison of the quality of routine data in Serdang Bedagai and Pakpak Barat, a study identifying the needs of the elderly in Medan City, Analysis of Population Dynamics and Formulation of the Grand Design for Controlling Population Growth in North Sumatra Province, Analysis of Confirmed TB/RO Determinants Who Have Not Started Treatment in Medan City, Risk Factors, and the Design of an Early Detection System for Non-Communicable Diseases (PTM) in Medan City, Mapping Risk Factors for Stunting Toddlers in Medan City Based on Geographic Information Systems. Currently conducting research on the Effect of Empowering Toddler Posyandu Cadres on Increasing Skills in Stunting Prevention Efforts in Medan City.