The slides from the workshop I delivered with Kathyrn Hegarty at SWUX in Bristol on 1/4/2014. The intention was to encourage participants to produce paper prototypes of different ideas around navigation for a 4 tier, retail based information architecture.
If you'd like us to deliver the workshop again (or the next evolution of it), somewhere else then please get in touch.
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28. HICK’S LAW
the more options a user has to choose
between and, if they are not grouped,
the longer it will take to select an
option.
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29. FITTS’S LAW
the further the distance a user has to
travel to make a selection, and the
smaller the area available to click
on, the long time it will take to make a
selection.
#SWUX
6 was the optimal number of gourmet jams for users to choose between (When Choice is Demotivating: Can One Desire Too Muchof a Good Thing? – Iyengar and Lepper)2. People misinterpret “George Miller’s 7±2 work” – It’s OK to present more as long as they’re grouped (Better Design of Menu Selection Systems Through Cognitive Psychology and Human Factors – Kent L Norman) Whilst I’m not a published academic, I’ve usually found that 5-7 options per group seems to test well with between 5 and 7 groups when I’ve user tested it1. https://docs.google.com/a/markboultondesign.com/viewer?a=v&q=cache:xtuvT2OsISAJ:doi.apa.org/journals/psp/79/6/995.pdf+&hl=en&gl=uk&pid=bl&srcid=ADGEEShVBCbxym0RxhipLYwliTTgFoZtvVb2opIM8NHnH_xoHgN_Kv2FS7Lh2P10LHXXjCa8SIG01cxuOf6910aIceciQp-TfvPqmCRK2BEtSWR6ZlzTufkC8B0Z7iJvKYh7yIpy1Sve&sig=AHIEtbSiqLK8RMSpBG4JwC_A_-6tPbLTsg2. http://coursesite.uhcl.edu/hsh/PeresSC/Classes/PSYC6419seminar/Better%20Design%20Menu%20Selection.PDF
Go and buy Psychology for Designers by Joe Leech – It’s a £2 eBook