Ivar jacobson

Be Smart!
or

What they don’t teach you about software at school
Ivar Jacobson
with Ian Spence, Pan Wei Ng and Kurt Bittner

ivar@ivarjacobson.com www.ivarblog.com

Your goal is the same as always!

Good Software

Good Software, Quickly and at Low Cost!
© 2008 Ivar Jacobson International

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What it takes

Quickly
Competent & Motivated People

Low Cost
Large Scale Reuseof Components

Good Software
Useful Extensible Reliable

© 2008 Ivar Jacobson International

3

What it takes

What they don’t teach you about Low Cost software at school Good Software ☺
Competent & Motivated People Large Scale Reuse of Components Useful Extensible Reliable

Quickly

One major obstacle…we are a fashion industry
Software Development is driven by fashions and fads– Fifteen years ago it was all about OO – Ten years ago it was about components, UML, Unified Process – Five years ago it was about RUP and CMMI – Two years ago it was about XP – Today it is about Scrum

All good, but none is all you need

This is unsmart!

The software industry keeps looking for a silver bullet

© 2008 Ivar Jacobson International

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One major obstacle…we are afashion industry
Yes, Software Development is driven by fashions and fads
– Fifteen years ago it was all about OO – Ten years ago it was about components, UML, Unified Process – Five years ago it was about RUP and CMMI – Two years ago it was about XP – Today it is about Scrum

All good, but none is all you need

This is unsmart!

The software industry keeps looking for silver bullets

©2008 Ivar Jacobson International

6

One major obstacle…we are a fashion industry
Yes, Software Development is driven by fashions and fads
– Fifteen years ago it was all about OO – Ten years ago it was about components, UML, Unified Process – Five years ago it was about RUP and CMMI – Two years ago it was about XP – Today it is about Scrum

All good, but none is all you need

This isunsmart!

The software industry keeps looking for silver bullets

© 2008 Ivar Jacobson International

7

Agenda
1. 2. 3. 4. What does Smart mean? Smart Cases – Recognize it when you see it How do you become Smart What does Smart really mean?

© 2008 Ivar Jacobson International

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What does Smart mean?

Things should be done as simple as possible – but no simpler - Albert EinsteinE= mc2

This is smart!

© 2008 Ivar Jacobson International

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Smart and Intelligent?

• Being Smart is not the same thing as being intelligent – You can be intelligent without being smart, and – You can be very smart without being very intelligent Mr Smart

© 2008 Ivar Jacobson International

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Smart and Agile?
• Being Smart is an evolution of Being Agile – Agile means beingflexible and adaptable. – Agile provide simple/lightweight starting points – But being smart is knowing when to go beyond agile
• Knowing when to follow the rules and when to break them • Knowing when to be consistent and when to change • Knowing when to grow and when to shrink

Mr Smart

Smart = Agile ++
© 2008 Ivar Jacobson International

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Agenda
1. What does Smart mean? 2. SmartCases – Recognize it when you see it
1. People 2. Teams 3. Projects 4. Requirements 5. Architecture 6. Modeling 7. Test 8. Documentation 9. Process 10.Knowledge 11.Outsourcing 12.Tools

What they don’t teach you about software at school

☺

3. How do you become Smart 4. What does Smart really mean? www.ivarblog.com
© 2008 Ivar Jacobson International

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Not smart with People
Somecompanies view process and tools as more important than people

This is unsmart!

A fool with a tool is still a fool but a dangerous fool

© 2008 Ivar Jacobson International

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Smart with People

Case study: Ericsson AXE – the largest commercial success story ever in Sweden
–We had no tools and no defined process –Despite this, we developed components, use cases, and a modeling...