Imagine sketching your talk as a simple shape. What would you draw?
If yours is like most talks, you can think of it as an arrow, pointing between your introduction and your conclusion:
That’s what blogger John Zimmer wrote in this great post.
Certainly, the arrow metaphor fits well with the description you sometimes hear of speeches as “taking your audience from point A to point B”. (Presentation experts like Jerry Weissman often use that phrase.)
Is there a better shape?
But John Zimmer goes on to suggest a better shape for your talk…