The use of participatory methods has become increasingly popular in agricultural research and development and natural resource management. A range of approaches are being used at the grassroots level in order to involve local citizens and groups in projects. Many of these activities remain peripheral and isolated from conventional development agencies and policies. However, recent efforts are evolving to link participatory approaches into wider planning and policy-making processes and to increase the influence of such methods in resource management initiatives. Main (...) lessons from these innovative participatory experiences in addressing policy issues for sustainable development are summarized. (shrink)