Supporting your Ideas
Types of Supporting Material
WHY?
• illustrate/elaborate on idea
• prove your statements
• arouse interest
Supporting Material
1. Examples
2. Hypothetical Examples
3. Stories
4. Comparisons
5. Statistics
6. Quotations
7. Visual Aids
1. Books
2. Newspapers & Magazines
3. Scholarly Journals
4. Government publications
5. Interviews
6. Survey Results
and where to find it:
• Make them meaningful
• Use only if necessary
• Establish their credibility
• Help audience remember them
• Present them in graphic form
Direct marketing
during holiday season:
21.5 pounds
The weight of three
newborn babies
Statistics
Make them meaningful
Use only if necessary
Using several statistics
No visuals
Statistics on Posterboard
How could you improve audience recall?
Statistics plotted on Graph
Statistics made Meaningful
Statistics made Meaningful
Displaying life expectancy across the world
Statistics made Meaningful
Displaying patterns in the data on distribution of income
• Stories allow us to imagine a scene and imagine
ourselves in it. They transport us into other
peoples’ worlds
• Real stories have the most impact
• The more plausible a hypothetical story, the
more likely it is to connect with
the audience
• Can stories exploit their subjects and
& their audiences?
Stories
The (brain chemistry altering)
power of stories
Story
Takes you to the scene of the battlefield
Comparisons/Analogies
• Analogies show similarities or differences
between things, processes, persons or events
• Compares an unfamiliar concept with a more
familiar one
• Links the unfamiliar with the familiar to
build on prior knowledge
Reagan’s Challenger Speech
Comparison of the space shuttle crew to the
early explorers
Literal Comparison
using visuals
You need 4 sources for
your informative speech
Cite your sources in
the speech
Citing your Evidence
Establishing the credibility
of your evidence
“Casual Research” vs. Academic Research
• Need a quick answer
• Need to identify
primary sources
• Shallow understanding
is enough
Good when: Good when:
• Need a thorough answer
• Locate primary sources
• Shallow understanding
is not enough
From: http://en.wikipedia.org/wiki/Wikipedia:Academic_use
Explanation: Defining Chi
Necessity of the overhead?
Hypothetical Example
Instance: Example or illustration used to clarify/add interest
Factual Example

Informative Speaking and Supporting Materials