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The process of deriving the transfer function of a control system often involves reducing its block diagram to a single block. This simplification can be achieved through a series of strategic operations, including relocating branch points and comparators. These operations preserve the overall function of the system while allowing for easier manipulation and combination of blocks.
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Why not be pluralists about explanatory reduction?

Kathryn Tabb1

  • 1Department of Philosophy,Columbia University,New York,NY 10027.kct2121@columbia.eduwww.kathryntabb.com.

The Behavioral and Brain Sciences
|April 4, 2019
PubMed
Summary

Mental disorders are complex and cannot be solely explained by brain disorders alone. A pluralistic approach is needed, critically examining when explanatory reductionism is appropriate in psychiatry.

Area of Science:

  • Psychiatry
  • Neuroscience
  • Philosophy of Science

Background:

  • The symptom network perspective proposes mental disorders are not reducible to brain disorders.
  • This view challenges traditional reductionist explanations in psychiatry.

Purpose of the Study:

  • To critically evaluate the claim that mental disorders cannot be reduced to brain disorders.
  • To advocate for a pluralistic approach to psychiatric explanation.

Main Methods:

  • Conceptual analysis of explanatory reductionism in psychiatry.
  • Critique of the symptom network perspective's implications for reductionism.

Main Results:

  • While acknowledging network structures in mental disorders, the argument against reductionism is not universally applicable.

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  • The existence of network structures does not preclude other valid explanatory frameworks.

    • Conclusions:

    • A full rejection of explanatory reductionism is unwarranted.
    • A nuanced, pluralistic approach is necessary, assessing the applicability of reductionism on a case-by-case basis in psychiatric research.