How to Make a Presentation ? Wing-Kai Hon ( 韓永楷 ) National Tsing Hua University Aug 04, 2008

2 Overview How to make a presentation How to make a better presentation (Focus of Today ’ s Talk) How can we do even better ?

3 Making a Presentation (The Usual Format) Title Overview Motivation Problem Definition Your Results Conclusion

4 Making a Better Presentation Big Question: Why people come to your talk ?

5 Making a Better Presentation Possible Answers: A)You are Bill Gates B)You look like a movie star C)They are trapped D)Better than not to come

6 Making a Better Presentation Know your audience Select your focus Help your audience understand Help your audience memorize

7 Knowing Your Audience Very important –Greatly affect what you should talk For the same topic, very different if you are presenting in –Individual Meeting –Group Meeting –Conference

8 Knowing Your Audience Good Test –Most audience can fully understand first 1/3 of your presentation –People with similar background can fully understand up to the end What should we do ? –Keep this in mind when making slides

9 Selecting the Focus Most important reason why your audience are here –Why don ’ t they just read your paper ?? Give them the juice –instead of the orange

10 Selecting the Focus What should we do ? –No need to show every lemma or result –Spend more time on main results (It helps to be precise and concise) –Mention the key concepts

11 Helping Audience To Understand There are many ways First trick : A picture worths millions of words !

12 A slide used in 2007

13 An extra slide used in 2008

14 Helping Audience To Understand Second trick : Use More Pictures ^_^ !!

15 Explaining 9-point circle

16 Explaining 9-point circle

17 Explaining 9-point circle

18 Explaining 9-point circle

19 Helping Audience To Understand Third trick : Examples and Counter-Examples

20 Explaining a Complete Graph A Complete GraphNot a Complete Graph

21 Helping Audience To Understand Fourth trick : Put Related Things Together

22 Explaining Perfect Number Perfect Numbers: –6 = –28 = Amicable Pairs : –220 = –284 =

23 Helping Audience To Memorize Avoid Details Summarize from time to time Choose your notation cleverly

24 How Can We Do Even Better ? More Practice More Preparation Make your slides available –Distribute handouts –Downloadable after the talk

25 Can we do better ? More Interaction Learn from others –Slides by Charles Berndt [link]link –An Interesting Talk by Don McMillan [link]link –Dave Liu ’ s talk: The Beauty of Computing Add a joke or two –if you are really good at it ^_^