نتایج جستجو برای: evolutionary theories

تعداد نتایج: 234163  

2017
J H van Hateren

A new theory that naturalizes biological function is explained and compared with earlier etiological and causal role theories. Etiological (or selected effects) theories explain functions from how they are caused over their evolutionary history. Causal role theories analyze how functional mechanisms serve the current capacities of their containing system. The new proposal unifies the key notion...

2003
Pieter E. Vermaas Wybo Houkes Karen Neander Ruth Garrett Millikan

The aim of this paper is to evaluate etiological accounts of functions for the domain of technical artefacts. Etiological theories ascribe functions to items on the basis of the causal histories of those items; they apply relatively straightforwardly to the biological domain, in which neo-Darwinian evolutionary theory provides a well-developed and generally accepted background for describing th...

2006
Jon A. Sefcek Geoffrey F. Miller

The recent incorporation of sexual selection theories into the rubric of Evolutionary Psychology has produced an important framework from which to examine human mating behavior. Here we review the extant empirical and theoretical work regarding heterosexual human mating preferences and reproductive strategies. Initially, we review contemporary Evolutionary Psychology’s adaptationism, including ...

Journal: :Trends in ecology & evolution 2001
M Turelli N H. Barton J A. Coyne

The study of speciation has become one of the most active areas of evolutionary biology, and substantial progress has been made in documenting and understanding phenomena ranging from sympatric speciation and reinforcement to the evolutionary genetics of postzygotic isolation. This progress has been driven largely by empirical results, and most useful theoretical work has concentrated on making...

2002
Ernst Fehr Joseph Henrich

In recent years a large number of experimental studies have documented the existence of strong reciprocity among humans. Strong reciprocity means that people willingly repay gifts and punish the violation of cooperation and fairness norms even in anonymous one-shot encounters with genetically unrelated strangers. We provide ethnographic and experimental evidence suggesting that ultimate theorie...

2010
Caio Maximino Thiago Marques Amauri Gouveia Amauri Gouveia

In experimental psychopathology, construct validity is usually enhanced by addressing theories from other fields in its nomological network. In the field of anxiety research, this construct is related to antipredator behavior, conserved across phylogeny in its functions and neural basis, but not necessarily on its topography. Even though the relations between behavioral models of anxiety and st...

Journal: :Asclepio; archivo iberoamericano de historia de la medicina y antropologia medica 2010
Carmen Ortiz

The second half of the nineteenth century in Spain was a period characterized by a strong presence of social science, which even came to permeate the masses. Evolutionary theories and some figures such as Charles Darwin himself were present in areas far from the scientific activity proper. The use of concepts and laws of biological origin for the diagnosis and political practice against certain...

2004
Nina Granqvist

This paper discusses new industry creation in knowledge-driven industries and presents the Finnish mobile games industry as an empirical example to which earlier theories of industry evolution are reflected. First, traditional approaches to new industry development are introduced: population ecology and evolutionary economic models are reviewed shortly. Second, new knowledge-based approaches ar...

2007
Fernand Gobet Amanda Parker

A challenging goal of psychology and neuroscience is to map cognitive functions onto neuroanatomical structures. This paper shows how computational methods based upon evolutionary algorithms can facilitate the search for satisfactory mappings by efficiently combining constraints from neuroanatomy and physiology (the structures) with constraints from behavioural experiments (the functions). This...

2007
Esteban Guevara Hidalgo

The relationships between game theory and quantum mechanics let us propose certain quantization relationships through which we could describe and understand not only quantum but also classical, evolutionary and the biological systems that were described before through the replicator dynamics. Quantum mechanics could be used to explain more correctly biological and economical processes and even ...

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