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Selection at Multiple Levels: Concepts and Methods

Samir Okasha

in Evolution and the Levels of Selection

Published in print:
2006
Published Online:
January 2007
ISBN:
9780199267972
eISBN:
9780191708275
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199267972.003.0002
Subject:
Philosophy, Philosophy of Science

This chapter develops an abstract framework for thinking about selection acting at multiple hierarchical levels. The nature of hierarchical organization is analyzed, in particular the idea that ... More


Causality and Multi‐Level Selection

Samir Okasha

in Evolution and the Levels of Selection

Published in print:
2006
Published Online:
January 2007
ISBN:
9780199267972
eISBN:
9780191708275
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199267972.003.0003
Subject:
Philosophy, Philosophy of Science

This chapter analyzes the causal dimension to multi-level selection theory. Particular attention is paid to the idea that direct selection at one hierarchical level may generate, as a side effect, a ... More


Levels of Selection and the Major Evolutionary Transitions

Samir Okasha

in Evolution and the Levels of Selection

Published in print:
2006
Published Online:
January 2007
ISBN:
9780199267972
eISBN:
9780191708275
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199267972.003.0008
Subject:
Philosophy, Philosophy of Science

This chapter looks at the ‘major evolutionary transitions’, in particular the idea that multi-level selection theory is crucial for understanding them. These transitions occur when a number of ... More


Programmed Cell Death and the Levels of Selection

Pierre M. Durand

in The Evolutionary Origins of Life and Death

Published in print:
2020
Published Online:
May 2021
ISBN:
9780226747620
eISBN:
9780226747934
Item type:
chapter
Publisher:
University of Chicago Press
DOI:
10.7208/chicago/9780226747934.003.0014
Subject:
Biology, Evolutionary Biology / Genetics

At the heart of the debate concerning PCD as an adaptation lies the levels of selection question. PCD can only be selected for if something other than the dying cell is the target of selection. This ... More


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