IdleTheory

The Idle Theory of Evolution

The Survival of the Idlest

All living creatures have to work to stay alive. Some have to work harder than others to stay alive. Those creatures that need do little work to stay alive are more likely to survive periods of difficulty than those that must work longer.

The Idle Theory of Evolution is a slight variant of the Darwinian theory of natural selection. Darwin's struggle for existence becomes simply hard work. The fittest are the most idle creatures, not the strongest or fastest or most rapidly reproducing.

Index

The Idle Theory of Evolution is explored in a number of linked (and uneven) essays. Some deal with general issues. Others include simulation models, or the results of simulations. This index attempts to group together those essays which share a common theme.

Introductions to Idle Theory

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Preface. An overview of the Idle theory of evolution.

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The Idle Life model. A description of the simple physical model of life used in Idle Theory.

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1. Idle Cell Life A mechanistic account of cell growth and division.

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2. Idle Cell Populations Population growth in energy streams and pools.

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3. Multicellular lifeforms Coercive and cooperative multicellular life.

Simulation Models

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The IdleLife (Java) simulation model shows an initial wide diversity of reproducing creatures being reduced to a few varieties with high populations, with the intermediates extinct.

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Stream-fed Populations. The Malthus Java simulation model. Populations of grazers feeding in a nutrient stream demonstrate S-curve growth to a maximum.

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Pool-fed Populations The Malthus Java simulation model. Populations of grazers feeding from a pool of nutrients are shown to oscillate.

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Predation. The Malthus Java simulation model. Predators are introduced into a pool-feeding population to attempt to restrict grazer populations. A variety of population behaviour results

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The Tetra simulation model. QuickBasic model of omnivore 'tetrapod' populations feeding on a homogeous photosynthetic soup. Predation results in long periods of population near-stability.

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Comments on the models. Discusses the Malthus and Tetra simulation models.

Darwinism
While Idle Theory accepts natural selection, it does not accept Darwin's portrayal of evolution as a competitive struggle for existence, or , as Darwin put it, a "war of nature".

Idle Theory

Either Darwinism, or the Theory of Evolution. The theory of evolution has become completely identified with a Darwinian evolutionary drama. The two must be disentangled if the theory of evolution is ever to gain acceptance.

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Darwin's War of Nature. Darwin's "war of nature" was a dramatic device.

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The Malthusian Oscillation. Argues that all the main components of the Darwinian system were contained in Malthus' Essay on Population.

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Competition argues that direct competition is improbable in the natural world.

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The Ethical Consequences of Competition discusses the various responses to the ethical implications of Darwin's competitive Struggle For Existence.

Reproduction
Idle Theory is a physical model of life in which metabolism is primary. Genetically-trained biologists, by contrast, always seem to equate life with reproduction.

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The reproductive Imperative 1 suggests that biologists may equate life with reproduction because microbiological practice is to determine whether cultures are alive if they are able to reproduce.

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The Reproductive Imperative 2 contrasts Francois Jacob's view that life is above all reproductive life with James Lovelock's view that living creatures maintain their integrity.

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Kin Recognition asks how genetically related creatures can recognize their kin if they don't have gene comparators or 'sensors' to tell them.

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Sex as Counter-reproductive argues that the many complications of sexual reproduction evolved to reduce reproduction, and to give the creatures the ability change their reproduction rates by varying the ratio of sexes.

Idle Theory

Author: Chris Davis
First created: 1 April 1998