Discover

Document

Validate

Develop

Stakeholders

businesses(processes)

departments(activities)

individuals(tasks)

Soft Systems work(social)

Requirements work(socio-technical)

Design work (technical)

ApproachSofter Harder

Narrower

WiderF

ocu

s

brands product lines products subsystems components

(applications) (modules) (objects)

management consultancy

requirements analysis

business analysis

s y s t e m s e n g i n e e r i n g

systems analysis

object-oriented analysis

Requirements StageEarly Late

Undefined

Fully DefinedR

eq

uire

me

nts

Co

mp

lete

ne

ss

Stakeholder-directed search

Chapters 2

Goal-directed search

Chapter 3

Context-directed search

Chapter 4

Event-directed search

Chapter 4 Scenario-directed search

Chapter 5

Prototyping-directed search

Chapter 13Archaeology-directed search

Chapter 13Exception-directed search

Chapter 5

Threat-directed search

Chapter 3

Negative Stakeholder-directed search

Chapter 2

NFR-directed search

Chapter 6

Definition-directed search

Chapter 8

Structure

Requirement Elements

Discovery Contexts 2.

Sta

keho

lder

s

3. G

oals

4. C

onte

xt

5. S

cena

rios

6. Q

ualit

ies

and

Con

stra

ints

7. R

atio

nale

8. D

efini

tions

9. M

easu

rem

ents

10. Pr

iorit

ies

A. From Individuals

B. From Groups

C. From Things

D. Trade-Offs

1. Vision

Given

Elements to be Discovered

In these Contexts