All you wanted to do was put a bird feeder in your yard to attract birds and make for a more pleasant morning. And...

This is a model depicting the interactions of the Aesop's Fable "The Boy Who Cried Wolf."

This model is derived from the paper "Nobody Ever Gets Credit for Fixing Problems that Never Happened: Creating and Sustaining Process Improvement" by Nelson P. Repenning and John D Sterman. See Insight 752 for a causal loop version of this model.

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There are limits to what one can infer from a qualitative model.

All you wanted to do was put a bird feeder in your yard to attract birds and make for a more pleasant morning. And...

Introduce the concept of modeling and simulation.

While these pictures represent very different things there is a common essence.

When one undertakes to create a model there are a number of guidelines that are considered essential for consideration if there is to be a success with the model.

Balancing Loop with Stock & Flow Diagram.

What's the real difficulty associated with managing time?

The purpose of this model is to have the user change the value of stocks, flows and converters to experience a variety of different graphical results. Understanding this generic model is important pre-requisite to learning about intravenous drugs in the body, radioactivity, self-esteem, water flowing from a drain and many other basic natural systems.

There are about fifteen known archetypes with an interesting set of relationships among them.

SystemsWiki's Musings

The Home Heating System can be used to demonstrate how we get caught in dilemmas and become victims of ourselves.

Consider the following "Sustaining the Forest" model intended to provide another example of how unexpected the behavior of a web of extended interactions can be.

The interaction of a population of Moose and Wolves.

All the following have a common characteristic.

All the following have a common characteristic.

Balancing Loop with Stock & Flow Diagram.

What do activities of these images have in common?

The model construction process is actually a balancing loop which endeavors to employ an abstract version of real events to form a model which produces conclusions and behavior which mimic the real events.

All you wanted to do was put a bird feeder in your yard to attract birds and make for a more pleasant morning. And...

Balancing Loop with Stock & Flow Diagram.

New Learning tend to reduce Outdated Thinking, Communicating & Learning though our Outdated Thinking, Communicating & Learning inhibits new learning. The question is then how do we break this cycle. Adopted from "An Introduction to Systems Thinking with STELLA" by Barry Richmond.

While these pictures represent very different things there is a common essence.