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

Human Genetics01:28

Human Genetics

2.0K
Human genetics provides a profound framework for understanding the interplay between genetic predispositions and human psychology. At the heart of this discipline lies the study of how genes influence physical traits, behaviors, and susceptibility to diseases. Each person carries a unique genetic code that subtly or significantly shapes their psychological and behavioral landscape.
The complex relationship between genetics and psychology is observable through common biological components such...
2.0K
Self-Discrepancy Theory02:45

Self-Discrepancy Theory

19.1K
One influential perspective on what motivates people's behavior is detailed in Tory Higgin's self-discrepancy theory (Higgins, 1987). He proposed that people hold disagreeing internal representations of themselves that lead to different emotional states.  
19.1K
Attention-Deficit/Hyperactivity Disorder01:30

Attention-Deficit/Hyperactivity Disorder

1.4K
Attention-deficit/hyperactivity disorder (ADHD) is a neurodevelopmental disorder characterized by persistent inattention, hyperactivity, and impulsivity. It affects approximately 5-8% of children globally, with around 60-70% of cases persisting into adulthood. ADHD has significant implications for educational attainment, social interactions, and occupational success.
Diagnostic Criteria and Symptoms
To diagnose ADHD, symptoms must manifest before age 12 and be evident across multiple settings....
1.4K
Reason and Intuition01:37

Reason and Intuition

7.8K
The human brain processes information for decision-making using one of two routes: an intuitive system and a rational system (Epstein, 1994; popularized by Kahneman, 2011 as System 1 and System 2, respectively). The intuitive system is quick, impulsive, and operates with minimal effort, relying on emotions or habits to provide cues for what to do next, while the rational system is logical, analytical, deliberate, and methodical. Research in neuropsychology suggests that the...
7.8K
Correlations02:20

Correlations

37.1K
Correlation means that there is a relationship between two or more variables (such as ice cream consumption and crime), but this relationship does not necessarily imply cause and effect. When two variables are correlated, it simply means that as one variable changes, so does the other. We can measure correlation by calculating a statistic known as a correlation coefficient. A correlation coefficient is a number from -1 to +1 that indicates the strength and direction of the relationship between...
37.1K
Stress Prevention and Stress Management Techniques II01:23

Stress Prevention and Stress Management Techniques II

636
Personality types, particularly Type A and Type B, significantly influence how individuals respond to stress. These personality distinctions are marked by varying levels of ambition, competitiveness, and coping styles, all of which shape an individual's resilience to stressors.
Type A Personality: Driven and Easily Stressed
Individuals with Type A personalities are often highly competitive and ambitious and operate with a strong sense of urgency. Commonly labeled as...
636

You might also read

Related Articles

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

Sort by
Same author

Heritability × SES Interaction for IQ: Is it Present in US Adoption Studies?

Behavior genetics·2021
Same author

What Can an Adoption Study Tell Us About the Effect of Prenatal Environment on a Trait?

Behavior genetics·2015
Same author

Is there a genetic correlation between general factors of intelligence and personality?

Twin research and human genetics : the official journal of the International Society for Twin Studies·2015
Same author

How Much Is Personality Structure Affected If One or More Highest-Level Factors Are First Removed? A Sequential Factors Approach.

Personality and individual differences·2014
Same author

Do Personality Traits Conform to Lists or Hierarchies?

Personality and individual differences·2014
Same author

GWAS of 126,559 individuals identifies genetic variants associated with educational attainment.

Science (New York, N.Y.)·2013
Same journal

Twin-Based Randomized Controlled Trials in Nutritional Research: A Scoping Review.

Twin research and human genetics : the official journal of the International Society for Twin Studies·2026
Same journal

The Population-Based Hungarian Twin Registry: Current Register Data, Researches and Linkages.

Twin research and human genetics : the official journal of the International Society for Twin Studies·2026
Same journal

Abstracts for the 20th Congress of the International Society of Twin Studies, Colombo, Sri Lanka, 10-12 August 2025.

Twin research and human genetics : the official journal of the International Society for Twin Studies·2026
Same journal

THG volume 28 issue 1 Cover.

Twin research and human genetics : the official journal of the International Society for Twin Studies·2026
Same journal

Twins and Look-Alikes: Perspectives on Human Reproductive Cloning/Twin Research Reviews: Infantile Pyknocytosis in a Dizygotic Twin; MZ Twin Discordance for Hemimicrencephaly; Unusual Dental Development, with Expert Commentary; Twin Study of 'Gaze Fingerprint Signatures'/Human Interest: Identical Twin Executives at Odds; Loss of Identical Twin, Jim Whittaker; Identical Twin Artists; Twin Wisdom Captured in Stone.

Twin research and human genetics : the official journal of the International Society for Twin Studies·2026
Same journal

A Systematic Review of Twin Studies in Infants, Children, and Adolescents in Health Research: Focus on South Asia.

Twin research and human genetics : the official journal of the International Society for Twin Studies·2026
See all related articles

Related Experiment Video

Updated: Apr 20, 2026

Three Laboratory Procedures for Assessing Different Manifestations of Impulsivity in Rats
09:12

Three Laboratory Procedures for Assessing Different Manifestations of Impulsivity in Rats

Published on: March 17, 2019

10.6K

The genetic correlation between procrastination and impulsivity.

John C Loehlin1, Nicholas G Martin2

  • 1Department of Psychology,University of Texas at Austin,Austin,TX,USA.

Twin Research and Human Genetics : the Official Journal of the International Society for Twin Studies
|November 29, 2014
PubMed
Summary
This summary is machine-generated.

A prior study suggested a strong genetic link between procrastination and impulsivity. However, new twin study data reveals a modest genetic correlation, indicating complex relationships beyond simple evolutionary origins.

More Related Videos

A Conflict Model of Reward-seeking Behavior in Male Rats
06:11

A Conflict Model of Reward-seeking Behavior in Male Rats

Published on: February 20, 2019

8.0K
Measuring Delay Discounting in Humans Using an Adjusting Amount Task
07:47

Measuring Delay Discounting in Humans Using an Adjusting Amount Task

Published on: January 9, 2016

16.2K

Related Experiment Videos

Last Updated: Apr 20, 2026

Three Laboratory Procedures for Assessing Different Manifestations of Impulsivity in Rats
09:12

Three Laboratory Procedures for Assessing Different Manifestations of Impulsivity in Rats

Published on: March 17, 2019

10.6K
A Conflict Model of Reward-seeking Behavior in Male Rats
06:11

A Conflict Model of Reward-seeking Behavior in Male Rats

Published on: February 20, 2019

8.0K
Measuring Delay Discounting in Humans Using an Adjusting Amount Task
07:47

Measuring Delay Discounting in Humans Using an Adjusting Amount Task

Published on: January 9, 2016

16.2K

Area of Science:

  • Behavioral Genetics
  • Psychology
  • Twin Studies

Background:

  • A previous study reported a genetic correlation of 1.0 between procrastination and impulsivity.
  • This high correlation was interpreted as evidence for an evolutionary basis of the link between these traits.

Purpose of the Study:

  • To re-evaluate the genetic correlation between procrastination and impulsivity.
  • To test the hypothesis of a strong evolutionary origin for the relationship between these traits.

Main Methods:

  • Analysis of genetic correlation using data from two large Australian twin samples.
  • Statistical assessment of the relationship between procrastination and impulsivity.

Main Results:

  • A genetic correlation of 0.299 was found between procrastination and impulsivity.
  • This value is significantly lower than the previously reported 1.0.

Conclusions:

  • The study supports the existence of a genetic correlation between procrastination and impulsivity.
  • The modest genetic correlation suggests that evolutionary hypotheses alone may not fully explain the relationship, necessitating further research into various causal models.