Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Group Polarization

Group Polarization

Group polarization is the strengthening of an original group attitude following the discussion of views within a group (Teger & Pruitt, 1967). That is, if a group initially favors a viewpoint, after discussion the group consensus is likely a stronger endorsement of the viewpoint. Conversely, if the group was initially opposed to a viewpoint, group discussion would likely lead to stronger opposition.

Gradient and Del Operator

Gradient and Del Operator

In mathematics and physics, the gradient and del operator are fundamental concepts used to describe the behavior of functions and fields in space. The gradient is a mathematical operator that gives both the magnitude and direction of the maximum spatial rate of change. Consider a person standing on a mountain. The slope of the mountain at any given point is not defined unless it is quantified in a particular direction. For this reason, a "directional derivative" is defined, which is a vector...

First Impression

First Impression

First impressions play a crucial role in social perception, shaping how individuals assess others in professional, academic, and interpersonal contexts. Psychological research highlights the significance of cognitive biases, such as the primacy and recency effects, which influence how people interpret and recall information.The Primacy Effect and Cognitive AnchoringThe primacy effect describes the tendency for initial information to impact judgment disproportionately. When individuals encounter...

What is an Electrochemical Gradient?

What is an Electrochemical Gradient?

Adenosine triphosphate, or ATP, is considered the primary energy source in cells. However, energy can also be stored in the electrochemical gradient of an ion across the plasma membrane, which is determined by two factors: its chemical and electrical gradients.
The chemical gradient relies on differences in the abundance of a substance on the outside versus the inside of a cell and flows from areas of high to low ion concentration. In contrast, the electrical gradient revolves around an...

Routes of Persuasion

Routes of Persuasion

Persuasion is the process of changing our attitude toward something based on some kind of communication. Much of the persuasion we experience comes from outside forces. How do people convince others to change their attitudes, beliefs, and behaviors? What communications do you receive that attempt to persuade you to change your attitudes, beliefs, and behaviors?

In- and Out-Groups

In- and Out-Groups

People all belong to a gender, race, age, and social economic group. These groups provide a powerful source of our identity and self-esteem (Tajfel & Turner, 1979) and serve as our in-groups. An in-group is a group that we identify with or see ourselves as belonging to.

You might also read

Related Articles

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

Sort by

Same author

Self-Propulsion Symmetries Determine Entropy Production of Active Particles with Hidden States.

Physical review letters·2026

Same author

Exact results and instabilities in the harmonic approximation of active crystals.

The Journal of chemical physics·2026

Same author

Field theories of active particle systems and their entropy production.

Reports on progress in physics. Physical Society (Great Britain)·2025

Same author

Herbarium specimens reveal a cryptic invasion of polyploid Centaurea stoebe in Europe.

The New phytologist·2024

Same author

Memoryless chemotaxis with discrete cues.

Journal of the Royal Society, Interface·2024

Same author

Comparative evaluation of the web-based contiguous cartogram generation tool go-cart.io.

PloS one·2024

Same journal

Analysis of strength degradation of coal and rock masses and stability of mined areas under long term immersion environment.

PloS one·2026

Same journal

Biogenic Silver-Selenium nanocomposite with anticancer activity and potent efficacy against vancomycin-resistant Staphylococcus aureus.

PloS one·2026

Same journal

Preparation and physicochemical characterization of a biodegradable chitosan/carboxymethyl cellulose hydrogel synthesized in NaOH/urea medium.

PloS one·2026

Same journal

Action-guilt, survivor-guilt, and depression in combat-related PTSD.

PloS one·2026

Same journal

Explainable machine learning for predicting activities of daily living at discharge in stroke patients: A retrospective study using SHAP interpretability.

PloS one·2026

Same journal

Deep learning based two-way feature depiction model for brain tumor detection.

PloS one·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Apr 19, 2026

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

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

Published on: August 22, 2018

Opinion formation models on a gradient.

Michael T Gastner¹, Nikolitsa Markou², Gunnar Pruessner³

¹Institute of Technical Physics and Materials Science, Research Centre for Natural Sciences, Hungarian Academy of Sciences, Budapest, Hungary; Department of Engineering Mathematics, University of Bristol, Bristol, United Kingdom; Department of Mathematics, Imperial College London, London, United Kingdom.

|December 5, 2014

Summary

This summary is machine-generated.

This study models social opinion formation with regional differences, finding that opinion clusters align with standard percolation theory. It also reveals a novel scaling behavior for opinion transitions and cluster sizes.

More Related Videos

A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments

A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments

Published on: March 1, 2022

A Gradient-generating Microfluidic Device for Cell Biology

A Gradient-generating Microfluidic Device for Cell Biology

Published on: August 30, 2007

Related Experiment Videos

Last Updated: Apr 19, 2026

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

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

Published on: August 22, 2018

A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments

A Psychophysics Paradigm for the Collection and Analysis of Similarity Judgments

Published on: March 1, 2022

A Gradient-generating Microfluidic Device for Cell Biology

A Gradient-generating Microfluidic Device for Cell Biology

Published on: August 30, 2007

Area of Science:

Statistical physics
Social behavior modeling
Opinion dynamics

Background:

Collective social behavior, like opinion formation, is studied by statistical physicists.
Individual opinions are influenced by social networks and regional cultural differences.
Existing models often simplify or omit the impact of spatial variations in initial preferences.

Purpose of the Study:

To investigate the impact of regional cultural differences on opinion formation models.
To determine the universality class of opinion clusters in a spatially graded system.
To analyze the scaling behavior of opinion transitions and cluster size distributions.

Main Methods:

Development of a novel opinion formation model incorporating a spatial gradient (g) for initial opinions.
Application of analytical techniques to study the model's properties.
Utilization of numerical simulations to validate theoretical findings.

Main Results:

Opinion clusters in two dimensions are predominantly in the standard (independent) percolation universality class, resolving prior debates.
A new model demonstrates opinion transition width scaling as proportional to g(-1/4).
Cluster size distribution aligns with first-order percolation characteristics.

Conclusions:

Regional cultural gradients significantly influence opinion dynamics and cluster formation.
The study settles a controversy regarding the universality class of non-consensus opinion models.
The findings introduce new insights into percolation theory and social behavior modeling.