Justina is a Senior Research Scientist and the Head of Agriculture, Health and Environment Research Division at the CSIR-Science and Technology Policy Research Institute (STEPRI), Ghana. She holds a PhD in Development Studies, an MPhil in Agricultural Economics, both from the University of Ghana, and a BSc in Agricultural Technology (Economics and Extension option) from the University for Development Studies, Ghana. In addition to these, she has had postgraduate exchanges at the University of Guelph, Canada, University of Bonn, Germany, and Aalborg University, Denmark.