You should probably use an outline slide in your presentation and return to the outline after each section of your talk.
I recommend creating a summary slide at the end of each section and before you return to the outline slide. This slide should recap the points the audience should have learned from the slides in that section.
The slides you include in your presentation should support an overall narrative or "story." As such, you should define your story prior to making slides. What is the problem? Why is it important? How am I approaching it? What results do I have so far? What have we learned? etc.
One of the advantages of the acetate slide era was that it was easy to call up the particular slide you wanted at a particular time. With PowerPoint a lot of speakers feel they need to click through all their slides to get to a particular slide. There is a better way.
1. Hit the slide sorter command on your presentation. You'll see the slides alon...