Technical Communications
Oral Presentations
Design and Use of Visuals
How We Learn
1% taste
2% touch
4% smell
10% hearing
83% sight
How much we retain
10% when we read
20% when we hear
30% when we see
50% when we hear and see
70% when we say
90% when we say and do
Today
Media
Text
Graphics
Pick your media
Computer projection
Overhead projection
35 mm slide projection
Flip chart
Black/green board
Realia & demonstration
Handouts
Considerations
Equipment availability
Professional appearance
Cost
Size of room
Darkness of room
Speaker/machine interaction
"Live" editing
Guiding principles
use to enhance words
better for complex ideas
use same words when speaking
complete story vs unrelated facts
Use slides as outline
heading or key idea at top
simple phrases
use bullets and dashes
Poor
Sublimation is the phase transformation of a solid directly into its gas phase. Sublimation can be caused by the transfer of a sufficient amount of energy onto the surface of the solid
Improved
Description of Sublimation
The transformation of a solid directly into its gas phase
Caused by the transfer of a sufficient amount of energy onto the surface of the solid
Good
Sublimation
Transformation of solid directly into gas
Transfer of sufficient energy to solid surface
Tips
Preview slides & transparencies
Layer transparencies with paper
Turn off projector when finished
Don’t block screen with body
Time - 7 slides = 10 minutes
Text
uncluttered
maximum 5-6 lines per slide
18 point font or larger (this is 32)
4 words per line
1 foot test
outline only
Text Rules
white or yellow letters on dark blue or black for 35 mm slides
black letters for overheads
avoid red and blue letters
Fonts
affect attitude and readability
vary size to get attention
headings, warnings
serif
vs sans serifsans serif good for slides
sans serif bad for text
Sans serif Serif
This font is Arial 28 point
This font is Albertus Medium 28 points
This font is Abadi MT Condensed 28 point
This font is Times New Roman 28 point
This font is Baskerville 28 point
This font is Century-WP 28 point
Type style
CAPITALIZATION
bold
italic
shadow
emboss
Type Families
Arial regular
Arial regular italic
Arial black
Arial black italic
Arial narrow
Arial rounded MT
Arial rounded Mt italic
Font rule
Keep it simple
Maximum 4 font variations per slide
size
style
Same font family for all slides
Text on slides
Example
Graphics
appealing
easy to understand
can save space
must relate directly to talk
must be simplest form
Bad
In the Truro area some 96 percent of the population aged 18-24 watches movies or tapes on a VCR. They watch an average of 2.86 tapes a week. Of people aged 25-34, the percentage is 86, and the number of movies or tapes is 2.45. Among 35-49 year olds, the percentage is 82, and the number of movies or tapes is 2.19. Among the 50-64 age group, the percentage is 67, and the number of movies and tapes watched is 2.5. Finally among those people 65 years old and older, the percentage is 48, and the number of movies and tapes watched weekly is 2.71.
Good
Truro Video Viewing
Different
Truro Video Viewing
Explain
Graphics transmit lots of information
Introduce
Redraw graphic for audience
Explain
State point clearly
Types of graphics
Tables
Graphs
Charts
Diagrams
Maps
Photographs