Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
In the customer's shoes
Search
Cesare Rocchi
November 10, 2015
0
120
In the customer's shoes
Slides for my presentation at CocoaConf SJ 2015
Cesare Rocchi
November 10, 2015
Tweet
Share
More Decks by Cesare Rocchi
See All by Cesare Rocchi
What the heck is JavaScriptCore?
funkyboy
0
130
The new WebKit is awesome
funkyboy
1
350
The new WebKit is AWESOME
funkyboy
0
490
Designing with Cognitive Science in Mind
funkyboy
0
140
The new WebKit is AWESOME
funkyboy
0
170
Choosing a back end for your mobile app:
funkyboy
0
630
Apps and Mental Models
funkyboy
0
200
Auto Layout? Oh boy!
funkyboy
1
230
Auto Layout? Oh boy!
funkyboy
0
130
Featured
See All Featured
VelocityConf: Rendering Performance Case Studies
addyosmani
329
24k
JavaScript: Past, Present, and Future - NDC Porto 2020
reverentgeek
48
5.4k
Reflections from 52 weeks, 52 projects
jeffersonlam
349
20k
Performance Is Good for Brains [We Love Speed 2024]
tammyeverts
10
850
The Illustrated Children's Guide to Kubernetes
chrisshort
48
50k
A Tale of Four Properties
chriscoyier
159
23k
Let's Do A Bunch of Simple Stuff to Make Websites Faster
chriscoyier
507
140k
Raft: Consensus for Rubyists
vanstee
137
7k
Java REST API Framework Comparison - PWX 2021
mraible
31
8.6k
Keith and Marios Guide to Fast Websites
keithpitt
411
22k
Code Reviewing Like a Champion
maltzj
523
40k
YesSQL, Process and Tooling at Scale
rocio
172
14k
Transcript
In the customer’s shoes Cesare Rocchi @_funkyboy
None
Designer and developer
podrover.com
Who are you?
None
Inspiration Guts Guidance Trends
None
None
None
None
None
“I solve problems”
“I know people”
None
Empathy
Experiment
None
None
None
None
None
None
None
More empathetic More egocentric
Managers are also …
Consumers
http://journals.ama.org/doi/10.1509/jmr.13.0296
Empathy can backfire
Empathy can backfire
None
Talk
Observe
Listen
“People are weird”
“People are weird” (me, now)
@KHNilsson
None
Cognitive Science
None
perception representation problem solving navigation language processing
“It is worthwhile to understand universal cognitive tasks in order
to design our displays in accord with those tasks”. E. Tufte
Human Computer Interaction
Turn taking
Perception
None
Gestalt
Retina Mind
Perception does not begin
Neissers Perceptual cycle Environment Knowledge Exploration
Neissers Perceptual cycle Environment Knowledge Exploration modifies
Neissers Perceptual cycle Environment Knowledge Exploration modifies directs
Neissers Perceptual cycle Environment Knowledge Exploration modifies directs samples
Perception is a loop
Perception is selective
None
Environment Knowledge Exploration modifies directs samples
Knowledge
Schemas
None
Cognitive load
Working Memory
Working Memory • 4-5 bits
Working Memory • 4-5 bits • Last 10 seconds
Sax Parsing <?xml version="1.0" encoding="UTF-8"?> <DocumentElement param="value"> <FirstElement> ¶ Some
Text </FirstElement> <?some_pi some_attr="some_value"?> <SecondElement param2="something"> Pre-Text <Inline>Inlined text</Inline> Post-text. </SecondElement> </DocumentElement>
Cognitive load
None
None
Chunking
60602430365
??
60 seconds 60 minutes 24 hours 30 days/mo 365 days/year
White Space
required init(coder aDecoder: NSCoder) { super.init(coder: aDecoder) } override func
viewDidLoad() { super.viewDidLoad() } override func didReceiveMemoryWarning() { super.didReceiveMemoryWarning() }
None
None
None
None
None
None
Color
None
None
O E M E N M D D D O
M D E E O D M E C M M E C O O D W D E V D E
None
Shape
None
None
None
None
None
None
None
First impression
None
None
None
Flow
None
Bus test
Missed-the-exit-on-the -highway test
Habit
1. Cue
2. Routine
3. Reward
None
None
Building a successful app is building perceptual a loop
None
“Practice makes perfect.”
@_funkyboy