1. The Craft of Scientific Presentations [Feynman] developed into an accomplished and inspiring teacher and lecturer, who gave virtuoso performances full of showmanship, humor, with his own inimitable brilliance, style, and manner. Jagdish Mehra

2. Presenter can read audience and react A B C C D Presenter receives instant reaction ! ? ! ? Presentations have several advantages over documents Work can come alive for audience Work

3. Speaker has limited chance to catch errors ??? Audience cannot reread text has one audience chance to hear Audience cannot look up background material Presentations also have several disadvantages

4. Presentations can be viewed from three stylistic perspectives Structure and Speech Delivery Archives, Cal-Tech Visual Aids

5. One perspective on presentations is that of structure and speech Structure and Speech Visual Aids Delivery Archives, Cal-Tech

6. audience purposeoccasion You begin preparing a scientific presentation by analyzing your constraints who are they? what do they know? why are they here? what biases do they have? to inform to persuade to inspire to teach formality size time

7. BeginningBeginning EndingEnding Middle As with documents, the structure of presentations should have clear beginnings, middles, and ends

8. Beginnings prepare the audience for the work to be presented Defines work Work = A + B Maps presentation A B C D Shows importance Gives background

9. The middle presents the work in a logical order post-combustion methods combustion methods pre-combustion methods

10. The ending summarizes main points and places those results in the context of the big picture point 1 point 2 point 3 point 4 point 5 point 6 point 7 point 8 point 1 point 7 Summary Big Picture

11. Visual aids include films, demonstrations, handouts, and presentation slides Structure and Speech Delivery Archives, Cal-Tech Visual Aids

12. Audiences remember more when you use well-designed slides 1020304050 60 Recall (%) Hear and See See Hear

13. Choose a format that is easily read Arial BOOK ANTIQUA Choose legible type Choose a helpful layout words

14. Color can distinguish a presentation

15. Headline Body Two national labs use a sentence-headline design that quickly orients the audience The sentence headline succinctly states the main assertion of the slide Body supports with words Body supports with images compressor combustor turbine

16. Secondary flows enter the primary flow through film-cooling holes and dilution jets Turbine Vanes Secondary Flow Primary Flow Secondary Flow Dilution Jet Combustor Simulator Film-Cooling Holes

17. Include slides that accent important details Results Four warmest years of century 1988 1987 1983 1981 The world is warming Images Neptune has three moons

18. Include slides that show organization Beginning Title Mapping Middle Middle 1 Middle 2 Ending Conclusion

19. Cynthia Schmidt Mechanical Engineering Department University of Texas Methods to Reduce Sulfur Dioxide Emissions From Coal-Fueled Utilities

20. Three classes of methods exist for reducing emissions of sulfur dioxide post-combustion methods combustion methods pre-combustion methods

21. Percentage Reduction of SO 2 coal cleaning coal switching fluidized bed absorption adsorption 255075 40% 80% 90% 95% 80% In summary, by using these methods, coal utilities can greatly reduce SO 2 emissions Questions?

22. Presentations can be viewed from three stylistic perspectives Structure and Speech Delivery Archives, Cal-Tech Visual Aids

23. Delivery is the speaker’s interaction with the audience Cal-Tech Stage Presence Voice AIP Movement Cal-Tech

24. You have several choices for how you deliver your speech Memorizing the Speech + allows eye contact - difficult for long speeches - room for precision errors - no room for improvising Reading From a Text + ensures precision - does not sound natural - no room for improvising - hinders eye contact Winging It + sounds natural - has much room for error Speaking From Slides + insures organization + allows eye contact + allows improvising - some room for error