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System Dynamics Blog1

System Dynamics Blog

Modeling for Implementation: an Illusion of Control?

Modeling for Implementation: an Illusion of Control?

Modeling for Implementation: an Illusion of Control? Every so often, I see someone in our field drawing attention to the fact that many client-based system dynamics modeling projects do not lead to effective implementation of their findings, and they wonder what can...

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Webinar Q&A | Local Level COVID Models

Webinar Q&A | Local Level COVID Models

Webinar Q&A | Local Level COVID Models We had an insightful Webinar with the participation of The COVID 19 Localisation Modelling Group. Kim Warren and Maurice Glucksman and the formidable youth Farrah Farnejad, Quinn Kennedy, Harshita Magroria, and Brahmani...

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Models, Maps, and Levels of Evidence

Models, Maps, and Levels of Evidence

Models, Maps, and Levels of Evidence Anyone who has attended a System Dynamics conference in recent years, or has read past posts in the System Dynamics Society blog, is surely aware of differences of opinion on the value of qualitative maps as opposed to quantified...

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Modeling for Impact in the Era of Big Data

Modeling for Impact in the Era of Big Data

Modeling for Impact in the Era of Big Data On the occasion of the field’s 50th anniversary, in 2007, Jay Forrester spoke to us (SDR 23:359-370) about prospects for the field of System Dynamics—his view of the situation summarized by the phrase “aimless plateau”.  He...

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Models Don’t Make Predictions, People Do!

Models Don’t Make Predictions, People Do!

Models Don’t Make Predictions, People Do! Models and I go back a long way. I created relatively simple spreadsheet models by hand for 6 years at Arthur Andersen & Co. These were done on 14-column paper with a box of Ticonderoga #3 pencils and a Pink Pearl eraser....

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Simulation During Times of Crisis

Simulation During Times of Crisis

Simulation During Times of Crisis Scientists and researchers spend a long time crafting mathematical models that simulate multiple phenomena occurring in organizations and societies. Those models use varied methodologies based on either proven theories or envisioned...

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Why we do not always simulate

Why we do not always simulate By Vincent de Gooyert, Inge Bleijenbergh, Hubert Korzilius, Brigit Fokkinga, Monic Lansu, Stephan Raaijmakers, Etiënne Rouwette, Merel van der Wal With great interest we have been following and participating in discussions on what ‘good’...

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