Pfeifer is scientist and spatial analyst at the International Livestock Research Institute (ILRI). She is mainly contributes to the development of decision making support tools, such as the ex-ante value chain environmental impact assessment (CLEANED) and the targeting and scaling out. She also works on the development of new global geographical layers representing socio-economic processes.
Previously, she was post doc on the Nile Basin Development Challenge Program on a joint position between International Livestock Research Institute (ILRI) and International Water Management Institute (IWMI) in Ethiopia. She has a PhD from Wageningen University.