The document discusses design from the perspectives of engineers and interaction designers. For engineers, the design process considers F3 - form, fit, and function. However, designers sometimes overly focus on F3 and lose sight of other essentials like finish and meaning that mainly concern users. The most important element for interaction design is meaning, as designers are creating for humans, not machines, and users make sense of designs based on meaning. Designers are reminded to always include finish and meaning alongside F3 in their designs.

1. Design
From Engineer to Designer perspective
Alan Ho
05 Jan 2010

2. Design
A subject that exists across multiple disciplines

3. As Engineer
The design process considers the F3…

4. Which F3 is …

5. Form
Shape and size of
an item

6. Fit
Associativity of an item to another

7. Function
Action that an item
performs

8. Form
Fit
Function
User Interface Design
As Interaction Designer
The F3 principle is also considered in UI designs

9. Sometimes
Designers overly dwell on F3

10. As a Result
Other essentials lose focus

11. Essentials
That mainly concern users

12. Such as…

13. Finish
The texture and feel of the item…

14. Finish
that generates sensation and reaction

15. But MOST Importantly…

16. Meaning
Creates the idea, impression and interpretation…

17. Meaning
that forms the essence or core of the design

18. Think About It
In interaction design, we
are designing for…

19. Humans…

20. Not machines!

21. Our Users
Make sense of our designs and react to them

22. So Don’t
Just consider Form, Fit, Function

23. Always Include
Finish and meaning in your designs