Good old IA. Dan Brown gives us 8 principles:
#1 Treat content as objects
#2 Keep in mind the paradox of choice
#3 Use progressive disclosure
#4 Give exemplars
#5 Install multiple front doors
#6 Grow
#7 Enable multiple classification schemes
#8 Open navigation by function.
[Update August 14, 5:08 AM: Cameron Moll skips the presentation but adds a PDF.]
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