Farmer-to-farmer extension is widely used in countries like Malawi and Cameroon. However, little was known about lessons learned across organizations. Surveys of organizations and farmers in Cameroon, Kenya, and Malawi found that the main benefits of farmer-to-farmer extension according to organizations were increased knowledge sharing and sustainability. Farmers were motivated to become trainers by altruism, knowledge gain, and social status rather than material benefits or income. Motivations changed over time, so programs need incentives like recognition, training, and market links. Farmer-to-farmer extension can help address gender imbalances by increasing the number of women extension providers, but proactive recruitment and training