Explaining functional programming to object-oriented programmers and less technical people

Question

What are some good examples that I can use to explain functional programming?

The audience would be people with little programming experience, or people who only have ob

Answer 1

Why Functional Programming Matters by John Hughes has some good examples, but even better, it explains the why of functional programming languages, not just the how. You could do much worse than build a presentation based on that paper!