1. PUBLIC SPEAKING
Using Visual Aids
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2. Advantages of Visual Aids
Clarity
Interest
Retention
Credibility
Persuasiveness
Speaking comfort
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3. Types of Visual Aids Objects Models Photos Drawings Graphs Charts
Transparencies
Video
Multimedia presentations
Speaker
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4. Objects
Items that are available
Can be too small/large
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5. Models Represent other objects in detail Small scale Large scale
Actual size
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6. Using Objects & Models
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7. Photographs Enlarge to be seen clearly
Convert to transparencies for projection
Show with multimedia program
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8. Using Photos
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9. Drawings Alternatives to photos Must be large enough
Convert to transparencies for projection
Show with multimedia program
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10. Drawing
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11. Drawing
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12. Graphs and Charts Show statistical trends & patterns Line graphs
Pie graph
Bar graph
charts
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13. Line Graph
Uses one or more lines to show changes in statistics over time or space
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14. Line Graph
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15. Using Line Graphs
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16. Highlights segments of circle to show distribution patterns
Pie Graph
Highlights segments of circle to show distribution patterns
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17. Pie Graph
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18. Uses vertical or horizontal bars to show comparisons among items
Bar Graph
Uses vertical or horizontal bars to show comparisons among items
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19. Bar Graph
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20. Charts Summarizes large block of information, usually in list form
Help listeners visualize information
Show steps of process
Keep simple & clear
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21. Chart
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23. Flow Chart
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24. Transparencies Images shown on an overhead projector
Prepare in advance
Make large enough
Check projector ahead of time
Useful for live drawing
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25. Video Clips that can be compelling or distracting
Use only when essential
Keep short
Integrate into speech
Avoid low-resolution
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26. Multimedia Presentations
Combines several kinds of audio-visual materials
Most commonly a PowerPoint presentation
Can include music, video, etc.
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27. Speaker Use body to demonstrate procedure
Practice to coordinate words & actions
Using a proxy can be useful
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28. The Speaker as Visual Aid
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29. Preparing Visual Aids Prepare in advance Keep simple Make large enough
Use easy-to-read fonts
Use limited number of fonts
Use color effectively
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30. Presenting Visual Aids
Impact depends on presentation as well as preparation
Avoid using chalkboard
Display where listeners can see
Display only while discussing
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31. Presenting Visual Aids
Avoid passing visual aids during speech
Talk to audience, not to visual aid
Explain clearly, concisely
Practice with visual aids
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