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Related Concept Videos

Metacognition01:26

Metacognition

Metacognition is a conscious process where individuals are aware of their cognitive and executive processes, such as planning before solving a problem or self-monitoring during reading. For instance, a writer may need help with composing a piece. The situation involves a writer who is working on a piece of writing, but while doing so, they realize that something is missing. They notice that their characters lack depth or details. This realization occurs because the writer is reflecting on their...
Social Facilitation01:04

Social Facilitation

Not all intergroup interactions lead to negative outcomes. Sometimes, being in a group situation can improve performance. Social facilitation occurs when an individual performs better when an audience is watching than when the individual performs the behavior alone. This typically occurs when people are performing a task for which they are skilled.
Social Loafing01:37

Social Loafing

Another way in which a group presence can affect performance is social loafing—the exertion of less effort by a person working together with a group. Social loafing occurs when our individual performance cannot be evaluated separately from the group. Thus, group performance declines on easy tasks (Karau & Williams, 1993). Essentially individual group members loaf and let other group members pick up the slack. Because each individual’s efforts cannot be evaluated, individuals become less...
Self-Evaluation: Self-Enhancement and Self-Verification03:00

Self-Evaluation: Self-Enhancement and Self-Verification

Social psychologists have documented that feeling good about ourselves and maintaining positive self-esteem is a powerful motivator of human behavior (Tavris & Aronson, 2008). In the United States, members of the predominant culture typically think very highly of themselves and view themselves as good people who are above average on many desirable traits (Ehrlinger, Gilovich, & Ross, 2005). Often, our behavior, attitudes, and beliefs are affected when we experience a threat to our...
Comparing Experimental Results: Student's t-Test01:09

Comparing Experimental Results: Student's t-Test

The t-test is a statistical method used to compare the sample mean with a population mean or compare two means from two data sets. The test statistic is calculated from the standard deviation, mean, and number of measurements in the data set at a selected confidence interval and then compared to a table of critical values at this confidence level. If the test statistic is smaller than the critical value, the null hypothesis is accepted. In this case, we state that the difference between the...
Critical Thinking II01:25

Critical Thinking II

Critical thinking is a cognitive process with several attributes. The attributes of critical thinking include the following:

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Related Experiment Video

Updated: Jun 26, 2026

Problem-Solving Before Instruction (PS-I): A Protocol for Assessment and Intervention in Students with Different Abilities
10:26

Problem-Solving Before Instruction (PS-I): A Protocol for Assessment and Intervention in Students with Different Abilities

Published on: September 11, 2021

Why peer discussion improves student performance on in-class concept questions.

M K Smith1, W B Wood, W K Adams

  • 1Department of Molecular, Cellular, and Developmental Biology, University of Colorado, Boulder, CO 80309, USA. michelle.k.smith@colorado.edu

Science (New York, N.Y.)
|January 3, 2009
PubMed
Summary

Peer discussion in undergraduate genetics courses significantly boosts student understanding of complex concepts. This educational strategy improves learning outcomes by fostering genuine comprehension, not just peer influence.

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Project-Based Learning Guidelines for Health Sciences Students: An Analysis with Data Mining and Qualitative Techniques
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Last Updated: Jun 26, 2026

Problem-Solving Before Instruction (PS-I): A Protocol for Assessment and Intervention in Students with Different Abilities
10:26

Problem-Solving Before Instruction (PS-I): A Protocol for Assessment and Intervention in Students with Different Abilities

Published on: September 11, 2021

Project-Based Learning Guidelines for Health Sciences Students: An Analysis with Data Mining and Qualitative Techniques
13:44

Project-Based Learning Guidelines for Health Sciences Students: An Analysis with Data Mining and Qualitative Techniques

Published on: December 9, 2022

Area of Science:

  • Genetics education research
  • Undergraduate science pedagogy
  • Cognitive science in learning

Background:

  • Clicker-based question responses often improve after peer discussion.
  • The reasons for this improvement (enhanced understanding vs. peer influence) are debated.
  • Distinguishing between these factors is crucial for effective teaching strategies.

Purpose of the Study:

  • To determine if peer discussion enhances conceptual understanding in undergraduate genetics.
  • To differentiate between genuine learning gains and social influence during peer interaction.
  • To assess the impact of peer discussion when no student initially holds the correct answer.

Main Methods:

  • Students in an undergraduate genetics course answered conceptual questions individually using clickers.
  • Following individual responses, students discussed the questions with peers.
  • A second, isomorphic question on the same concept was administered individually to assess learning gains.

Main Results:

  • The percentage of correct answers increased after peer discussion and revoting.
  • This improvement persisted even when no student in a discussion group initially knew the correct answer.
  • Results suggest that the discussion itself facilitated deeper understanding.

Conclusions:

  • Peer discussion is an effective pedagogical tool for enhancing conceptual understanding in genetics.
  • The benefits of peer discussion extend beyond simple peer influence, promoting genuine learning.
  • This strategy is valuable even in situations where initial knowledge is low within groups.