New approaches to generating knowledge are needed to achieve the UN Sustainable Development Goals (SDGs). Participatory action research (PAR) builds on and expands the scientific process through engagement of scientists (ecological, agricultural, and social) with stakeholders in a systematic manner. To illustrate iterative co-learning cycles, we report on two decades of PAR in rural communities in Malawi. Read the full paper by Snapp et al. (2023) here.