Systems Thinking

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Systems Thinking @patkua A brief introduction to...

description

Lightning talk given at XP2011

Transcript of Systems Thinking

Page 1: Systems Thinking

Systems

Thinking @patkua

A brief introduction to...

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What is a system?

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Parties

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what is a system?

No, really,

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Agent

Agent

Agent

Agent

Agent

Agent

Set of agents

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Agent

Agent

Agent

Agent

Agent

Agent

Agent

Agent

Agent

Agent

Agent

Agent

Set of agents

Interconnected

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Agent

Agent

Agent

Agent

Agent

Agent

Agent

Agent

Set of agents

Interconnected

In a dynamic state

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What are common system

“smells” ?

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Boom to Bust

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Unpredictable

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http://www.guardian.co.uk/world/2010/jul/24/love-parade-festival-tunnel-stampede/print

Source:

Party Gone Bad

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Small changes lead to large effects

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But what is systems thinking?

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Looking at systems holistically to

better understand emergent behaviour

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Cause è Effect (does not apply at a system level)

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Systems thinkers seek

feedback loops

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Agent

Agent

Agent

Agent

Agent

Agent

Agent

Agent

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Agent

Agent

Agent

Agent

Agent

Agent

Agent

Agent

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Agent

Agent

Agent

Agent

Agent

Agent

Agent

Agent

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2 Types of Feedback Loops

Amplifying Dampening

Self Reinforcing

Compounding

Increasing

Runaway

Escalating Snowballing

Decreasing

Stabalising

Balancing

Self Maintaining

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Amplifiers

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Finger Food Music

Wii

Kitchen Area

Drinks

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Dampeners

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Time

Public Transport

People

(Lack of) Entertainment

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Systems have delays

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A Simple System (or is it?)

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Calories In Calories Burnt

Weight

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Calories In Calories Burnt

Weight

Good Food

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Calories In Calories Burnt

Weight

Good Food Junk Food

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Calories In Calories Burnt

Weight

Good Food Junk Food

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Calories In Calories Burnt

Weight

Good Food Junk Food

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Calories In Calories Burnt

Weight

Good Food Junk Food

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Calories In Calories Burnt

Weight

Good Food Junk Food

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Calories In Calories Burnt

Weight

Good Food Junk Food

Mood

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Calories In Calories Burnt

Weight

Good Food Junk Food

Mood

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Calories In Calories Burnt

Weight

Good Food Junk Food

Mood

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Calories In Calories Burnt

Weight

Good Food Junk Food

Mood

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Systems are more

complex than

we think

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Learn More

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Photo Credits http://www.flickr.com/photos/chubbybat/2152420550/sizes/o/

http://www.flickr.com/photos/rwhitlock/4931419824/sizes/l/

http://www.flickr.com/photos/hunty66/390350345/sizes/l/

http://www.flickr.com/photos/dullhunk/5449162588/sizes/o/

http://www.flickr.com/photos/tojosan/4035682047/sizes/o/

http://www.flickr.com/photos/lindsayfotos/3410067771/sizes/o/

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Shared under the Creative Commons licence

http://creativecommons.org/licenses/by/3.0/