BCSSS

International Encyclopedia of Systems and Cybernetics

2nd Edition, as published by Charles François 2004 Presented by the Bertalanffy Center for the Study of Systems Science Vienna for public access.

About

The International Encyclopedia of Systems and Cybernetics was first edited and published by the system scientist Charles François in 1997. The online version that is provided here was based on the 2nd edition in 2004. It was uploaded and gifted to the center by ASC president Michael Lissack in 2019; the BCSSS purchased the rights for the re-publication of this volume in 200?. In 2018, the original editor expressed his wish to pass on the stewardship over the maintenance and further development of the encyclopedia to the Bertalanffy Center. In the future, the BCSSS seeks to further develop the encyclopedia by open collaboration within the systems sciences. Until the center has found and been able to implement an adequate technical solution for this, the static website is made accessible for the benefit of public scholarship and education.

A B C D E F G H I J K L M N O P Q R S T U V W Y Z

VARIETY ENGINEERING 4)

The practical ways to make controls efficient in human systems.

S. BEER, who introduced the concept, states that "The manager is a variety engineer" (1979, p.39).

Variety engineering uses two complementary techniques: either reducing the impact of the environmental variety, or enhancing the variety of the system itself.

So-called cyberfilters (p.499-509) can be used to reduce the environmental variety admited by the system, while internal variety can be increased. Both processes should be applied at the different levels in the system: In subsystems in response to disturbances emerging from specific systems in the environment; and in the system as a whole connected to the general environment (R. ESPEJO, 1977).

The human aspects of variety (values, norms, attitudes, etc…) represent however a mined field for variety engineering.

Categories

  • 1) General information
  • 2) Methodology or model
  • 3) Epistemology, ontology and semantics
  • 4) Human sciences
  • 5) Discipline oriented

Publisher

Bertalanffy Center for the Study of Systems Science(2020).

To cite this page, please use the following information:

Bertalanffy Center for the Study of Systems Science (2020). Title of the entry. In Charles François (Ed.), International Encyclopedia of Systems and Cybernetics (2). Retrieved from www.systemspedia.org/[full/url]


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