The evolution of the policy context / Benjamin U. Bagadion -- A tradition of collective action / Robert Y. Siy, Jr. -- Farmers, engineers, and organizers /Jeanne Frances I. Illo -- The working group as a catalyst for organizational change / Frances F. Korten -- The impact of participation / Romana P. de los Reyes and Sylvia Ma. G. Jopillo -- From bureaucratic to strategic organization / David C. Korten -- The impact of participation / Romana P. de los Reyes and Sylvia Ma. G. Jopillo