Expertise and research in the Management and Planning of Population Development and Health. IPADI professional organizations (Association of Interests and Indonesian Demographic Experts), IAKMI (Association of Indonesian Public Health Experts), and KKI Population Coalition of North Sumatra Province. Formulator and Advocate of Population Development Grand Design, Regional Medium Term Development Plan (RPJMD) of North Sumatra Province, Population-oriented Development, and Sustainable Development Goals.