n April, earlier this year, I and a group of other researchers at Pax Herbals had a meeting with sixty local farmers in Ewu, a village in Edo State. The meeting was part of Pax Herbal’s participatory action research strategy. Two-pronged, the strategy comprises getting local communities to identify, discuss and analyse their agricultural challenges and, secondly, assisting these communities to develop home-grown solutions. The farmers in Ewu complained that cassava