Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Limits to Natural Selection01:38

Limits to Natural Selection

30.0K
Organisms that are well-adapted to their environment are more likely to survive and reproduce. However, natural selection does not lead to perfectly adapted organisms. Several factors constrain natural selection.
30.0K
Types of Selection01:46

Types of Selection

37.5K
Natural selection influences the frequencies of particular alleles and phenotypes within populations in several different ways. Primarily, natural selection can be directional, stabilizing, or disruptive. Directional selection favors one extreme trait and shifts the population towards that phenotype while selecting against individuals displaying alternate traits. Stabilizing selection favors an intermediate trait with a narrow range of variation. Deviation from the optimal phenotype towards an...
37.5K
Natural Selection and Mating Preferences01:06

Natural Selection and Mating Preferences

858
The principle of natural selection posits that organisms better adapted to their environment are more likely to survive and reproduce. This principle is closely intertwined with mating preferences, a key aspect of sexual selection, which evolutionary psychologists believe is driven by instincts to propagate one's genes. Such instincts significantly influence mating behaviors and preferences between genders.
Females, due to their biological roles in conception, pregnancy, and nursing,...
858
Genetics of Speciation02:16

Genetics of Speciation

19.0K
Speciation is the evolutionary process resulting in the formation of new, distinct species—groups of reproductively isolated populations.
19.0K
Inclusive Fitness00:57

Inclusive Fitness

23.6K
Most altruistic behavior—in which one animal helps another at a cost to themselves—occurs between relatives. Scientists think these altruistic behaviors evolved because they increase the inclusive fitness of the animal providing help.
23.6K
Frequency-dependent Selection01:21

Frequency-dependent Selection

20.1K
When the fitness of a trait is influenced by how common it is (i.e., its frequency) relative to different traits within a population, this is referred to as frequency-dependent selection. Frequency-dependent selection may occur between species or within a single species. This type of selection can either be positive—with more common phenotypes having higher fitness—or negative, with rarer phenotypes conferring increased fitness.
20.1K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Shifts in seasonal timing of respiratory diseases and causes of death following a natural pandemic event.

PLOS global public health·2026
Same author

Multilevel selection in multitype populations.

PNAS nexus·2026
Same author

Universal principles of cell population growth follow from local contact inhibition.

iScience·2026
Same author

Epidemiological impacts of nonpharmaceutical interventions are modulated by immunity exposure trade offs.

Communications medicine·2026
Same author

Universal principles of cell population growth follow from local contact inhibition.

ArXiv·2026
Same author

Interactions between immuno-epidemiology and individual decision-making for nonpharmaceutical interventions.

Trends in microbiology·2026

Related Experiment Video

Updated: May 4, 2026

Daily Transfers, Archiving Populations, and Measuring Fitness in the Long-Term Evolution Experiment with Escherichia coli
15:00

Daily Transfers, Archiving Populations, and Measuring Fitness in the Long-Term Evolution Experiment with Escherichia coli

Published on: August 18, 2023

5.1K

Extrapolating weak selection in evolutionary games.

Bin Wu1, Julián García, Christoph Hauert

  • 1Evolutionary Theory Group, Max-Planck-Institute for Evolutionary Biology, Plön, Germany.

Plos Computational Biology
|December 17, 2013
PubMed
Summary

Results from weak selection in evolutionary games may not hold for stronger selection. Strategy rankings can change unexpectedly, especially with more strategies, impacting predictions.

More Related Videos

Probing the Limits of Egg Recognition Using Egg Rejection Experiments Along Phenotypic Gradients
07:34

Probing the Limits of Egg Recognition Using Egg Rejection Experiments Along Phenotypic Gradients

Published on: August 22, 2018

7.6K
Predicting the Effectiveness of Population Replacement Strategy Using Mathematical Modeling
20:36

Predicting the Effectiveness of Population Replacement Strategy Using Mathematical Modeling

Published on: July 4, 2007

8.2K

Related Experiment Videos

Last Updated: May 4, 2026

Daily Transfers, Archiving Populations, and Measuring Fitness in the Long-Term Evolution Experiment with Escherichia coli
15:00

Daily Transfers, Archiving Populations, and Measuring Fitness in the Long-Term Evolution Experiment with Escherichia coli

Published on: August 18, 2023

5.1K
Probing the Limits of Egg Recognition Using Egg Rejection Experiments Along Phenotypic Gradients
07:34

Probing the Limits of Egg Recognition Using Egg Rejection Experiments Along Phenotypic Gradients

Published on: August 22, 2018

7.6K
Predicting the Effectiveness of Population Replacement Strategy Using Mathematical Modeling
20:36

Predicting the Effectiveness of Population Replacement Strategy Using Mathematical Modeling

Published on: July 4, 2007

8.2K

Area of Science:

  • Evolutionary game theory
  • Mathematical biology
  • Population dynamics

Background:

  • Reproductive success in evolutionary games depends on payoffs.
  • Weak selection approximations simplify analysis but may not reflect real-world scenarios.
  • Previous studies suggest strategy rankings can change with selection intensity in multiplayer games.

Purpose of the Study:

  • To investigate the qualitative validity of weak selection results under intermediate and strong selection intensities.
  • To determine if strategy rankings derived from weak selection approximations remain consistent as selection intensity increases.
  • To assess the prevalence of strategy rank changes in evolutionary games with varying numbers of strategies and players.

Main Methods:

  • Analysis of two-strategy games to assess the impact of player number on strategy ranking.
  • Examination of multiplayer games with three or more strategies to identify rank changes.
  • Investigation of pairwise interactions across a broad class of evolutionary processes.
  • Numerical simulations of randomly drawn two-player games with varying numbers of strategies.

Main Results:

  • For two-strategy games, weak selection rankings are not always valid for higher selection intensities when more than two players are involved.
  • Strategy rankings can change with selection intensity even in pairwise interactions for certain evolutionary processes.
  • Rank changes occur for intermediate selection intensities, even when weak and strong selection limits yield consistent predictions.
  • Numerical analysis shows rank changes are frequent in randomly drawn two-player games with three or more strategies, increasing with the number of strategies.

Conclusions:

  • Weak selection approximations may not reliably predict evolutionary outcomes under stronger selection.
  • The predictive power of weak selection results is jeopardized, particularly in games with three or more strategies.
  • Strategy rank changes are common and increase with the number of strategies, highlighting the need for caution when applying weak selection models.