Yasir is a PhD candidate in the Joint PhD program at CRIMEDIM with 18+ years of experience in healthcare with 10-year specific expertise in public health research and implementation from middle-and low-come countries, like Pakistan. He led the project funded by Bill & Melinda Gates Foundation and Alliance for Health Policy and Systems Research around Maternal, Neonatal and Child health. Thematic areas of working were immunization, nutrition, and the antenatal/postnatal care journey. Specifically, he was responsible for scaling up routine immunization programs to different vulnerable communities in Karachi, Pakistan. He was a member and vice-chair for Gavi (the Vaccine Alliance) Civil Society Organization (CSO) Steering Committee and was also leading the working group for CSO engagement at The Vaccination Demand Hub.