field studies: magic or structured analysis? giles colborne
DESCRIPTION
How can you predict the value of contextual research? What types of insight can you expect to get? @gilescolborne's slides from UPA 2011 I'll be adding speaker notes to these slides shortly.TRANSCRIPT
@gilescolbornehttp://www.flickr.com/photos/stevendepolo/4027405671/
Magic... or structured analysis?
Giles Colbornecxpartners
@gilescolborne
@gilescolborne
This is Sarah. i visited
her researching how
people buy from online
auctions. She said: i’d
never buy clothes
from ebay. But when i
asked her to show me a
favourite purchase...
@gilescolborne
Dolce & Gabbana!
...She ran up to her room and got these - designer trousers bought on ebay. When you go into the field, you discover the answers you get in the lab may not be the whole story.
@gilescolbornehttp://www.flickr.com/photos/32615508@N02/3047982712
We need to get
into the field. And
as context
matters more, the
need is growing.
@gilescolbornehttp://www.flickr.com/photos/cayusa/2666070091/
They won’t let me
but contextual
research is more
expensive. And it’s
hard to convince
budget holders to
pay it when the
premise is: ‘we don’t
know what we’ll find
out but it’ll be cool.’
@gilescolbornehttp://www.flickr.com/photos/niyam/2105979190/
Field research yields
lots of useless data. it’s
interesting to know that
where you keep your
phone says something
about how you use it -
but that won’t help me
design a mobile app.
@gilescolborne
And the outside
world is such an
unpredictable
place, that luck
plays a part in
getting field
research right.
@gilescolborne
Unknown insights
irrelevant insights
Out of scope insights
Just plain unluckySo that’s field
research. i need a way
of understanding
where i might get value.
And of training
colleagues to do it.
@gilescolborne
years ago, i asked an
expert how to plan field
research. she said - get
out there and just do it.
That makes it sound like
we arrive at results by
magic.
@gilescolbornehttp://www.flickr.com/photos/stevendepolo/4027405671/
Would you trust
someone who was going
to use magic? i’D want to
know what they had up
their sleeve.
So can we be more
structured?
@gilescolbornehttp://www.flickr.com/photos/thalamus/2690847744/
When we research, we’re
looking for leverage
points - small changes
that can make a big
difference. They’re easy
to find in lab studies
because you cut out all
the variables.
@gilescolborne
in the lab, you have a
participant and a
computer. it’s easy to
see where the leverage
points are. you can
change the user (hard!)
or the device (easier).
@gilescolborne
Donella meadows
Donella meadows was a
systems analyst involved
in environmental
economics. She identified
12 leverage points where
you can influence a
complex system
@gilescolborne
Easie
r t
o n
otic
eConstants, parameters, numbers
The size of buffers and other stabilizing stocks
Structure of material stocks and flows
Length of delays, relative to the rate of system changes
Strength of negative feedback loops
Strength of positive feedback loops
Structure of information flow
Rules of the system
Power to add, change, evolve, or self-organize system structure
Goal of the system
Mindset or paradigm from which the system arises
Power to transcend paradigms
Mo
re p
ro
fo
und e
ffect
@gilescolborne
Constants, parameters, numbers
The size of buffers and other stabilizing stocks
Structure of material stocks and flows
Length of delays, relative to the rate of system changes
Strength of negative feedback loops
Strength of positive feedback loops
Structure of information flow
Rules of the system
Power to add, change, evolve, or self-organize system structure
Goal of the system
Mindset or paradigm from which the system arises
Power to transcend paradigms
She was applying this to
systems in economics and
the environment, but we
can apply this to our
information systems,
too. Still a list of 12 items
is complex. let’s simplify
it to make it easier to
apply.
@gilescolborne
Constants, parameters, numbers
The size of buffers and other stabilizing stocks
Structure of material stocks and flows
Length of delays, relative to the rate of system changes
Strength of negative feedback loops
Strength of positive feedback loops
Structure of information flow
Rules of the system
Power to add, change, evolve, or self-organize system structure
Goal of the system
Mindset or paradigm from which the system arises
Power to transcend paradigms
Physic
al
The physical layer is
about properties and
resources. The speed
of a computer
network, the amount
of time it takes to
complete a task.
Parameters that affect
a system.
@gilescolbornehttp://www.flickr.com/photos/macspite/877883222/
so a friend creating a
mobile train ticketing
app watched users to
see how long they
stood in line for
tickets at rush hour.
@gilescolbornehttp://www.flickr.com/photos/macspite/877883222/
He figured that they
had to be able to
download the app and
buy before they got
to the front of a
ticket line. So a
constraint that he
had to meet.
@gilescolborne
Lo
gic
al
Constants, parameters, numbers
The size of buffers and other stabilizing stocks
Structure of material stocks and flows
Length of delays, relative to the rate of system changes
Strength of negative feedback loops
Strength of positive feedback loops
Structure of information flow
Rules of the system
Power to add, change, evolve, or self-organize system structure
Goal of the system
Mindset or paradigm from which the system arises
Power to transcend paradigms
the logical layer is
about what
information is
available, to whom and
what it does. You can
relate that to the
content and
functionality specs
for a system.
@gilescolborne
When we redesigned the online
ticket buying service for a train
company, we watched people at
train stations. We saw people
arriving, looking for trains that
weren’t listed. They hadn’t
realised there were several
mainline stations and they’d gone
to the wrong one. They missed
their trains.
@gilescolborne
They didn’t have the right
info. So we added clues
to the buying process so
they’d know which
stations they were
choosing. And we added
maps to the print-outs,
so they’d be doubly sure.
in other words, we
changed the spec.
@gilescolborne
Co
nceptual
Constants, parameters, numbers
The size of buffers and other stabilizing stocks
Structure of material stocks and flows
Length of delays, relative to the rate of system changes
Strength of negative feedback loops
Strength of positive feedback loops
Structure of information flow
Rules of the system
Power to add, change, evolve, or self-organize system structure
Goal of the system
Mindset or paradigm from which the system arises
Power to transcend paradigms
conceptual layer
is about ‘what is it
we should be
doing?’ the scope
of the solution.
@gilescolborne
Robin
Gail
when i was researching a
travel-agent extranet for
an airline i visited travel
agents big and small.
People like Robin who
worked in a big travel
agent had strict limits on
web access. we’d have
needed to get the it
department to agree to
give him access to the
extranet.
@gilescolborne
Robin
Gail
People like gail who worked
at a small travel agent set
up their computers just
how they liked. But gail’s
colleagues each favoured
different websites. it would
be hard to get them all to
adopt the site.
So there was really no
audience for the extranet.
@gilescolborne
Robin
Gail
But Gail and Robin both used
RSS feeds - getting the
airline’s info onto the right
feeds was a more efficient,
effective solution.
so we changed the scope of
the project.
@gilescolborne
Physical
Logical
Conceptual
refining
spec’ing
Scope
So now we’ve got a quick,
easy to use model for
figuring out what kinds of
leverage points to look for
- and what kinds of project
they’ll be useful in.
@gilescolborne
when you’re planning
research, you can
brainstorm the user and the
context. Ask - what might we
see? what might the users be
doing?
This helps prime you
for the kinds of
observation you might
make. Cluster these
into rough timelines.
@gilescolborne
Three types of observation
Actionable observation
context
observation context
observation
un-connectedobservation
Then look for actionable
observations (ones you
can turn into physical
constraints, logical
specs or conceptual
scopes). Actionable
observations are Things
you can influence.
Link ‘context’
observations (things
you can’t use, but which
support and add flavour.
Some observations will
be unconnected.
Now you have your
leverage points.
@gilescolborne
My expert friend had years
of experience which primed
her about what to pay
attention to. But she
couldn’t explain that
unconscious knowledge.
This method helps anyone
prime themselves for field
research. And helps show
your budget holder what you
might find.
@gilescolborne
Dr. Richard Wiseman
What about luck? Can
we get over the risk
of bad luck? Dr.
Richard Wiseman has
studied people who
appear to be ‘lucky’
and noticed that they
have some common
traits.
@gilescolborne
Social connections
Listen to your inner voice
Take control
Expect mistakes
They develop large, strong
networks of friends who can
help them. They listen to
their inner voice and know
when they have a bad feeling.
They take control of the
things they can influence.
And they accept that there
wilL be mistakes due to
things they can’t change. so
they don’t beat themselves
up. follow this advice and you
can make your own luck.
@gilescolborne
Magic... or structured analysis?
• Prepare by acting out the experience and the context• Ask yourself where you’d find these points of leverage• Physical constraints - good for refining• Logical requirements - good for specing• Conceptual scope - good for scope
But don’t mistake your
preparation for
research. You’re priming
not observing. don’t
let your budget holder
go away thinking you
have the answers. you
don’t.
@gilescolborne
keep something up your
sleeve. Tell them: we
found 23 potential
leverage points. We need
to validate them. Because
the point of all this
planning is to let you go
out and do it all for
real.
@gilescolborne
@gilescolborne
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