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Meadows started with a nine-point list of such places, and expanded it to a list of twelve leverage points with explanations and examples, for systems in general. She describes a system as being in a certain state, consisting of a stock and flow, with inflows (amounts entering the system) and outflows (amounts leaving the system). At a given ...
By contrast, the key to successful intervention is identifying the leverage points where relatively minor alterations can effect a substantial change to a system's behavior. This section expands on an influential essay "Leverage Points - Places to intervene in a system" that Meadows originally published in Whole Earth in 1997. [10]
Born in Elgin, Illinois, Meadows was educated in science, receiving a B.A. in chemistry from Carleton College in 1963 and a PhD in biophysics from Harvard in 1968. After a yearlong trip from England to Sri Lanka and back, she became a research fellow at the Massachusetts Institute of Technology as a member of a team in the department created by Jay Forrester, the inventor of system dynamics as ...
MIT’s Jay Forrester likes to say that the average manager can ... guess with great accuracy where to look for leverage points—places in the system where a small change could lead to a large shift in behavior". [19]: 146 — Donella Meadows, (2008) Thinking In Systems: A Primer p.145 [c]
Twelve leverage points (to intervene in a system if it is to be managed) – model proposed by Donella Meadows, DYNAMO (programming language) – Simulation language & graphical notation; Degrowth – Political, economic and social movement; Ecological economics – Interdependence of human economies and natural ecosystems
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Three congressmen wrote in a letter to the ATF that they have "grave concerns" that some law enforcement officers are "exploiting their positions to acquire and illegally distribute firearms."
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