Mariki is a qualified Statistician, with strong expertise in research, data analysis and knowledge management. He has over twenty years of experience in strategic planning, monitoring, evaluation, and gender-based budgeting. Prior to joining APN, Mariki has worked with local and donor funded development initiatives as a consultant in research and statistics. Before that he served as the Deputy Country Director for USAID funded-Health Policy Initiative (HPI) in Tanzania. He was responsible for bridging between donors and civil society organizations; while building civil society’s capacity to deliver good quality results and remain accountable to their constituency as well as their funders. Goodchance, also worked with ST Associates, Process Consultants and Facilitators as an Evaluation Specialist. He co-founded DataVision International (T) Ltd, one of the leading research and data analysis firm in East Africa. Mariki joined DataVision after serving as a Government employee at the Tanzania National Bureau of Statistics. He is currently serving as a Chairman of the Board of APE SACCOS Limited in Tanzania.