Design is about engineering. It is about art. And most importantly it is about the psychology of individuals and groups and their interactions with artifacts.
I am always on the lookout for examples of good (or bad) design. Sadly I too often come across the latter than the former!
One fantastic example of good design I recently came across (thanks to Chris Rust and the PhD-Design List) ‘one of the most ambitious examples so far of “shared space” street design.” You have to see the video below to understand how design changes how humans behave and interact.