Contents 9. LEADING A DISCUSSION 101 Expected Behaviour in Groups Some Reasons for Working with Groups The Discussion Process Leading an Informal Discussion Group Organizing Group Discussions The Conditions for Effective Discussion 10. USING PROBLEM SOLVING TECHNIQUES 113 Force Field Analysis Brainstorming 11. USING VISUAL AIDS 121 Why Use Visuals? What Makes a Good Visual Aid? How to Present Visuals Which Aid to Use? Checklist of Visual Aids A Note on Using Film and Video Recordings-or Radio Making Your Own Visual Aids Flipcharts POSTSCRIPT 131 ANNEX-The On-Farm Grain Storage Project 133