- Stewart Walker's paper at IDATER 99, "How the other half lives -
product design, sustainability and the human spirit".
http://www.lboro.ac.uk/departments/cd/research/idater/downloads99/walker99.pdf
- Stewart himself, http://www.ucalgary.ca/evds/walker
- Fraser Speirs on the iPad, http://speirs.org/blog/2010/1/29/future-shock.html
- And this Drucker quote, http://krmmalik.posterous.com/drucker-on-apple

Not necessarily related ;-)