Hilda Alberda is the director of monitoring, evaluation and learning at Simavi. In this role, she specializes in theory of change development, evidence-informed, and impact-oriented working. Hilda has previously worked as SRHR program manager. She developed Simavi’s menstrual health expertise and provides training and support to other iNGOs on the topic. She has led the development and implementation of the Ritu program and worked closely with Maastricht University on the impact evaluation of the program.