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

The Evidence for Evolution02:55

The Evidence for Evolution

Genetic variations accumulating within populations over generations give rise to biological evolution. Evolutionary changes can result in the formation of novel varieties and entire new species. These changes are responsible for the diverse forms of life inhabiting the planet. The evidence for evolution suggests that all living organisms descended from common ancestors.
What is Evolutionary History?02:35

What is Evolutionary History?

Scientists record evolutionary history by analyzing fossil, morphological, and genetic data. The fossil record documents the history of life on Earth and provides evidence for evolution. However, both fossil and living organisms offer evidence that outlines Earth’s evolutionary history.
Evolution of New Traits in Microbes01:24

Evolution of New Traits in Microbes

Microorganisms evolve rapidly due to their large population sizes and short generation times, often exhibiting measurable changes within days under laboratory conditions. Natural selection acts on standing genetic variation, enabling the retention and amplification of beneficial traits that confer fitness advantages in changing environments.Adaptive Pigment Regulation in RhodobacterIn Rhodobacter, a genus of purple non-sulfur bacteria, light-harvesting pigments such as bacteriochlorophyll and...
Evolutionary Psychology01:20

Evolutionary Psychology

Evolutionary psychology explores the origins of human behavior and mental processes by framing them within the context of natural selection, a theory famously propounded by Charles Darwin. This field asserts that many behaviors common across human societies — ranging from instinctive fear reactions to complex social interactions — arose as evolutionary adaptations. These adaptations enhanced the survival and reproductive success of our ancestors, thereby becoming embedded in the human psyche...
Convergent Evolution01:54

Convergent Evolution

Evolution shapes the features of organisms over time, ensuring that they are suited for the environments in which they live. Sometimes, selection pressure leads to the rise of similar but unrelated adaptations in organisms with no recent common ancestors, a process known as convergent evolution.
Evolutionary Processes in Microbes01:26

Evolutionary Processes in Microbes

Microbial evolution occurs rapidly due to short generation times and a variety of genetic processes, including horizontal gene transfer, mutation, recombination, and genetic drift. These mechanisms collectively enable microbes to adapt swiftly to changing environments.Horizontal gene transfer (HGT) allows genes to move between different species and occurs through three main mechanisms: conjugation, transformation, and transduction. Conjugation involves direct cell-to-cell contact for DNA...

You might also read

Related Articles

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

Sort by
Same author

Menopause Averted a Midlife Energetic Crisis With Help From Older Dependent Children and Parents: A Simulation Study.

American journal of biological anthropology·2026
Same author

The Multi-Capital Leadership Theory : An Integrative Framework for Human Leadership Diversity.

Human nature (Hawthorne, N.Y.)·2025
Same author

The Natural History of Child Signals of Need in Utila, Honduras : An Exploratory Study.

Human nature (Hawthorne, N.Y.)·2025
Same author

Vocalizations are ideal identity signals.

The Behavioral and brain sciences·2025
Same author

Ethnoscientific expertise and knowledge specialisation in 55 traditional cultures.

Evolutionary human sciences·2023
Same author

Acculturation and market integration are associated with greater trust among Tanzanian Maasai pastoralists.

Evolutionary human sciences·2023
Same journal

The cognitive foundations of children's culture.

The Behavioral and brain sciences·2026
Same journal

Let the kids play: Children's folklore, Newell's paradox, and the triviality barrier.

The Behavioral and brain sciences·2026
Same journal

Variable cultural acquisition costs may explain contextual variation in peer cultures.

The Behavioral and brain sciences·2026
Same journal

What's special about peer cultures? The opportunity for disagreement.

The Behavioral and brain sciences·2026
Same journal

The adaptive role of peer culture is shaped by risk landscapes.

The Behavioral and brain sciences·2026
Same journal

Hidden cultures: How parental control shapes children's cultural adaptation in East Asian societies.

The Behavioral and brain sciences·2026
See all related articles

Related Experiment Video

Updated: May 27, 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

But is it evolution…?

Roger J Sullivan1, Edward H Hagen

  • 1Department of Anthropology, CSU Sacramento, Sacramento CA 95816. sullivan@csus.edu http://www.csus.edu/indiv/s/sullivanr/

The Behavioral and Brain Sciences
|November 15, 2011
PubMed
Summary
This summary is machine-generated.

This commentary addresses motivation in common non-addictive drug use, highlighting underdeveloped ideas in a recent article. It focuses on three critical issues needing further exploration for a clearer understanding.

More Related Videos

Following the Dynamics of Structural Variants in Experimentally Evolved Populations
04:52

Following the Dynamics of Structural Variants in Experimentally Evolved Populations

Published on: February 3, 2023

A Practical Guide to Phage- and Robotics-Assisted Near-Continuous Evolution
05:08

A Practical Guide to Phage- and Robotics-Assisted Near-Continuous Evolution

Published on: January 12, 2024

Related Experiment Videos

Last Updated: May 27, 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

Following the Dynamics of Structural Variants in Experimentally Evolved Populations
04:52

Following the Dynamics of Structural Variants in Experimentally Evolved Populations

Published on: February 3, 2023

A Practical Guide to Phage- and Robotics-Assisted Near-Continuous Evolution
05:08

A Practical Guide to Phage- and Robotics-Assisted Near-Continuous Evolution

Published on: January 12, 2024

Area of Science:

  • Psychology
  • Neuroscience
  • Public Health

Background:

  • The article by Müller & Schumann (M&S) addresses motivation for common non-addictive drug use.
  • This contrasts with the typical research focus on addiction and illicit substances.
  • The M&S article presents several underdeveloped and potentially contradictory concepts.

Purpose of the Study:

  • To critically evaluate the underdeveloped and contradictory ideas presented in the M&S article.
  • To focus on three specific key issues within the M&S article concerning drug use motivation.
  • To stimulate further discussion and research on the motivation behind non-addictive drug use.

Main Methods:

  • This is a critical commentary, not an empirical study.
  • Analysis and critique of the theoretical framework proposed by Müller & Schumann.
  • Identification and elaboration of three specific problematic areas in the target article.

Main Results:

  • The M&S article's ideas regarding motivation for non-addictive drug use require further development.
  • Several concepts within the M&S article are identified as contradictory or lacking sufficient support.
  • Specific areas of concern are highlighted for future research and theoretical refinement.

Conclusions:

  • The M&S article, while timely, presents a foundation that needs significant theoretical and empirical strengthening.
  • Further research is essential to clarify the motivational underpinnings of common non-addictive drug use.
  • Addressing the identified issues is crucial for advancing the understanding of drug use behaviors beyond addiction.