software design class (session 6): mapping the coast- creating quality development inputs

8/9/2019 Software Design Class (Session 6): Mapping the Coast- Creating Quality Development Inputs

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2015 COWAN+

WHERE YOU SHOULD BE NOW

Personas,

including Think-

See-Feel-Do

Problem Scenarios

Alternatives

Value Propositions

Interview Guide

2 (or more) Interviews

Summary Value

Hypothesis

MVP Ideas

Assumptions for Value

Hypothesis

CUSTOMER

DISCOVERY &

EXPERIMENTS

VALUE

PROPOSITIONS &

ASSUMPTIONS

WHAT

IF?

Do we understand

this person? Whatmakes them tick?

Was the implementedstory relevant to theproposition?

WHO?PERSONAS

WHAT?

PROBLEM

SCENARIOS &

ALTERNATIVES

Experiment(s) for

hypothesis testing

ALEX COWAN | alexandercowan.com | @cowanSF


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2015 COWAN+

WHAT WELL WORK ON TODAY

USER STORIES

& PROTOTYPES

CUSTOMER

DISCOVERY &

EXPERIMENTS

VALUE

PROPOSITIONS &

ASSUMPTIONS

SHOW

ME

?

WHAT

IF?

Do we understand

this person? Whatmakes them tick?

Was the implementedstory relevant to theproposition?

How did the customer/user react?

WHO?PERSONAS

WHAT?

PROBLEM

SCENARIOS &

ALTERNATIVES



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2015 COWAN+

WHAT WELL WORK ON TODAYFinding the Right

PROBLEMFinding the Right

SOLUTION

time

alternatives

divergence convergence divergence convergence

source: adapted from The Design of Everyday Things

Personas

Problems

Alternatives

Field

Discovery

Value Hypothesis &Assumptions

Product

Hypothesis

Experiments on Motivation

User Stories

Software

(input to)


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VETTED

VENTURE

IDEA

SOFTWARE

DESIGN

SOFTWARE DESIGN CLASS

Interview GuideCustomer InterviewsPersonas

Problem Scenarios

EMPATHIZE

Proposition DesignAssumptionsMotivation Tests

TEST VALUE

User StoriesComparables/ Patterns

PrototypesUsability Tests

BUILD



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2015 COWAN+

THE IMPORTANCE OF FORM & NOTATION



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Epic Stories

Stories

Test Cases

As a [persona],

I want to [do something]

so that I can [realize a reward]

Who is this user?

What makes them tick?

Whos an example of such a person?

(THE WHOLE) AGILE USER STORY



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2015 COWAN+

E ic Stories

Stories

Test Cases

As a [persona],

I want to [do something]

so that I can [realize a reward]

Who is this user?

What makes them tick?

Whos an example of such a person?

Why do they want to do this?

What's the benefit/reward?

How will we know of itsworking?

(THE WHOLE) AGILE USER STORY



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WHAT ANGLE ARE WE WORKING?

source: adapted from BJ Foggs Behavioral Model

Ability (Usability)

Motivation

Action Line

Inaction : (

Action : )


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THE RED BUTTON PROBLEM

I AM ARED

BUTTON!

As a shopper,

I want to click a red button,

so I can complete my purchase.



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PERSONA TO PROBLEM SCENARIO TO EPIC

Who?

PERSONAS

PROBLEM

SCENARIOS &

ALTERNATIVES

What?



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PERSONA TO PROBLEM SCENARIO TO EPIC

Who?

PERSONAS

PROBLEM

SCENARIOS &

ALTERNATIVES

What?

VALUE

PROPOSITIONS &

ASSUMPTIONS

Why?(Motivation)

USER STORIES

& PROTOTYPES

How?(Usability)

EPICSTORY

CHILD

CHILD



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PERSONA TO PROBLEM SCENARIO TO EPIC- HVAC IN A HURRY

Who?

Ted the HVAC

Technician

What?

Getting parts

to a job site.



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2015 COWAN+


Who?

Ted the HVAC

Technician

What?

Getting parts

to a job site.

Why?

(Motivation)

A more structured,automated parts

ordering process will

increase billable timeand reduce planning

overhead.



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2015 COWAN+


Who?

Ted the HVAC

Technician

What?

Getting parts

to a job site.

Why?

(Motivation)

How?(Usability)

Epic #1:

As Ted the HVAC technician, Iwant to identify a part that needs

replacing so I can decide my next

steps.A more structured,automated parts

ordering process will

increase billable timeand reduce planning

overhead.



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DEBUGGING: EPIC TO PROBLEM TO PERSONA

USER STORIES

& PROTOTYPES

How?(Usability)

EPICSTORY

CHILD

CHILD



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VALUE

PROPOSITIONS &

ASSUMPTIONS

What?

USER STORIES

& PROTOTYPES

How?(Usability)

Why?(Motivation) EPIC

STORY

CHILD

CHILD



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2015 COWAN+


PROBLEM

SCENARIOS &

ALTERNATIVES

VALUE

PROPOSITIONS &

ASSUMPTIONS

What?

USER STORIES

& PROTOTYPES

How?(Usability)


STORY

CHILD

CHILD



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2015 COWAN+


Who?

PERSONAS

PROBLEM

SCENARIOS &

ALTERNATIVES

VALUE

PROPOSITIONS &

ASSUMPTIONS

What?

USER STORIES

& PROTOTYPES

How?(Usability)


STORY

CHILD

CHILD



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2015 COWAN+


Who?

Ted the HVAC

Technician

What?

Getting parts

is hard andholds up jobs.

Why?

(Motivation)

A morestructured,

automatedparts orderingprocess.

How?(Usability)

Epic #1:



steps.



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2015 COWAN+

THE EPIC: NOT QUITE AS BIG AS IT SOUNDS

Epic Stories

Stories

Test Cases

Epic sounds big.

But they are still specific & discrete.

The bigger stuff should thread back

to problem scenarios.



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2015 COWAN+


Who?

Ted the HVAC

Technician

What?

Getting parts

is hard andholds up jobs.

Why?

(Motivation)

A morestructured,

automatedparts orderingprocess.

How?(Usability)

Epic #1:



steps.

Draft an Epic, Identifyingits Parent Problem

Scenario & PropositionALEX COWAN | alexandercowan.com | @cowanSF


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EPIC STORY1) As Ted the HVAC technician, I want to

identify a part that needs replacing so I can

decide my next steps.

CHILD STORY A1A) I know the part and I want to order it

so I can figure out next steps on the

repair.

CHILD STORY B1B) I dont know the part and I want to try

to identify it online so I can move the job

forward.

STORY N

EXAMPLE: AGILE USER STORIES AT HVAC IN A HURRY



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SKETCHING YOUR NARRATIVE

TRIGGER ACTION REWARD

How does the problem scenarioinitiate?

How is the alternative executed? How is the persona gratified?

EPIC

As Ted the HVAC technician, I want to identify a part that needs replacing so I can decide my next steps.

source: adapted from Nir Eyals Hook Framework


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2015 COWAN+

SKETCHING YOUR NARRATIVE

source: adapted from Nir Eyals Hook Framework

TRIGGER ACTION REWARD

How does the problem scenarioinitiate?

How is the alternative executed? How is the persona gratified?

Ted completes a problem diagnosis

that requires a new partTed identifies the part for ordering

Ted knows the cost and availability

of the part

EPIC



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THINKING THROUGH AN EPIC

EPIC




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EPIC




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EPIC




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EPIC




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EPIC




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EPIC




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DRAFT A STORYBOARD

EPIC

As Ted the HVAC

technician, I want to

identify a part that needs

replacing so I can decide

my next steps.


Storyboard Your Epic


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CHILD STORIESA) I know the part number and I want to find it on the system so I can figure out next steps on the repair.

B) I dont know the part number and I want to try to identify it online so I can move the job forward.C) I dont know the part number and I cant determine it and I want help so I can move the job forward.

D) I want to see the cost of the part and time to receive it so I decide on next steps and get agreement from

the customer.

EPIC STORY


EXAMPLE: AGILE USER STORIES



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2015 COWAN+

CHILD STORIESA) I know the part number and I want to find it on the system so I can figure out next steps on the repair.

B) I dont know the part number and I want to try to identify it online so I can move the job forward.C) I dont know the part number and I cant determine it and I want help so I can move the job forward.

D) I want to see the cost of the part and time to receive it so I decide on next steps and get agreement from

the customer.

EPIC STORY


EXAMPLE: AGILE USER STORIES



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2015 COWAN+

CHILD STORY TEST CASEA) I know the part number and I want to find it on thesystem so I can figure out next steps on the repair.

Make sure its possible to search by part number.

Make sure descriptive info. appears as the searchnarrows (photo?) to help avoid error.

EXAMPLE: AGILE USER STORIESEPIC STORY




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2015 COWAN+

CHILD STORY TEST CASEA) I know the part number and I want to find it on thesystem so I can figure out next steps on the repair.

Make sure its possible to search by part number.

Make sure descriptive info. appears as the searchnarrows (photo?) to help avoid error.

D) I want to see the cost of the part and time to

receive it so I decide on next steps and get agreementfrom the customer.

Make sure its possible to dispatch a request by email

to the customer in case they order their own partsand/or carry their own inventory of spares.

NOTE: How would the customer respond so we canhelp structure the next steps as we would otherwise?

EXAMPLE: AGILE USER STORIESEPIC STORY




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software design class (session 6): mapping the coast- creating quality development inputs

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