PUBLIC SPEAKING Using Visual Aids Copyright 2012
Advantages of Visual Aids Clarity Interest Retention Credibility Persuasiveness Speaking comfort Copyright 2012
Types of Visual Aids Objects Models Photos Drawings Graphs Charts Transparencies Video Multimedia presentations Speaker Copyright 2012
Objects Items that are available Can be too small/large Copyright 2012
Models Represent other objects in detail Small scale Large scale Actual size Copyright 2012
Using Objects & Models Copyright 2012
Photographs Enlarge to be seen clearly Convert to transparencies for projection Show with multimedia program Copyright 2012
Using Photos Copyright 2012
Drawings Alternatives to photos Must be large enough Convert to transparencies for projection Show with multimedia program Copyright 2012
Drawing Copyright 2012
Drawing Copyright 2012
Graphs and Charts Show statistical trends & patterns Line graphs Pie graph Bar graph charts Copyright 2012
Line Graph Uses one or more lines to show changes in statistics over time or space Copyright 2012
Line Graph Copyright 2012
Using Line Graphs Copyright 2012
Highlights segments of circle to show distribution patterns Pie Graph Highlights segments of circle to show distribution patterns Copyright 2012
Pie Graph Copyright 2012
Uses vertical or horizontal bars to show comparisons among items Bar Graph Uses vertical or horizontal bars to show comparisons among items Copyright 2012
Bar Graph Copyright 2012
Charts Summarizes large block of information, usually in list form Help listeners visualize information Show steps of process Keep simple & clear Copyright 2012
Chart Copyright 2012
Copyright 2012
Flow Chart Copyright 2012
Transparencies Images shown on an overhead projector Prepare in advance Make large enough Check projector ahead of time Useful for live drawing Copyright 2012
Video Clips that can be compelling or distracting Use only when essential Keep short Integrate into speech Avoid low-resolution Copyright 2012
Multimedia Presentations Combines several kinds of audio-visual materials Most commonly a PowerPoint presentation Can include music, video, etc. Copyright 2012
Speaker Use body to demonstrate procedure Practice to coordinate words & actions Using a proxy can be useful Copyright 2012
The Speaker as Visual Aid Copyright 2012
Preparing Visual Aids Prepare in advance Keep simple Make large enough Use easy-to-read fonts Use limited number of fonts Use color effectively Copyright 2012
Presenting Visual Aids Impact depends on presentation as well as preparation Avoid using chalkboard Display where listeners can see Display only while discussing Copyright 2012
Presenting Visual Aids Avoid passing visual aids during speech Talk to audience, not to visual aid Explain clearly, concisely Practice with visual aids Copyright 2012