CONTENTS: Brief 1. Overview / John Pender and Peter Hazell — Brief 2. Technologies for the East African Highlands / Frank Place — Brief 3. Technologies for the tropical Andes / Tom Walker et al. — Brief 4. Technologies for the Southeast Asian Uplands / Sushil Pandey — Brief 5. Returns to public investment: Evidence from India and China / Shenggen Fan and Peter Hazell— Brief 6. Development strategies for semiarid South Asia / John Kerr — Brief 7. Development strategies for the East African Highlands/ John Pender — Brief 8. Development strategies for West Africa/ Sim eon Ehui, Samuel Benin, and Dunstan Spencer — Brief 9. The role of agricultural science / Shawki Barghouti and Peter Hazell