Mention 3D processes and people default to computer programs. Tag board and a hot glue gun can be just the right amount of technology sometimes.
3D Work flow

A model is worth a 1000 sketches. The goal is to evaluate the idea as soon as you can. Using Rhino to design and model pack products develops complex forms quickly and communicates ideas clearly. Hand built models can express an idea and get the idea in the field for evaluation.

Pete Hill
Product Designer, Product Line Manager Vancouver, Canada