Gustavo Barrios is the Maternal, Neonatal, and Child Health Technical Advisor for the MSH-led Strengthening Antenatal Care for Indigenous Women in Guatemala project. With more than 25 years of experience in maternal and child health, Barrios has worked on several projects to implement quality improvement standards for health services at both the community and facility level. He currently advises the implementation of group antenatal care interventions in indigenous communities in Guatemala.