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Generation effects in free recall: further support for a three-factor theory
M A McDaniel1, G L Riegler, P J Waddill
1Department of Psychological Sciences, Purdue University, West Lafayette, Indiana 47907.
Journal of Experimental Psychology. Learning, Memory, and Cognition
|September 1, 1990
Summary
Generating items enhances memory recall when items share common features. This generation effect in free recall is stronger when shared information is salient and evident during encoding.
Area of Science:
- Cognitive Psychology
- Human Memory
- Learning and Memory
Background:
- Generation effects demonstrate that producing information enhances memory compared to reading it.
- Understanding the conditions that modulate generation effects is crucial for memory research.
Purpose of the Study:
- To present a framework explaining generation effects in free recall.
- To investigate how shared features and their salience influence generation effects.
Main Methods:
- A between-subjects design comparing item generation versus reading.
- Manipulating the salience of shared information among target items.
- Examining recall performance under varying encoding conditions.
Main Results:
- Shared information enhances generation effects in free recall when salient.
- Generation effects were observed even under conditions that typically disrupt them.
- Generation effects varied based on the availability of shared information during encoding.
Conclusions:
- Shared features and their salience facilitate relational processing, boosting free recall.
- The framework explains why generation effects are robust in free recall under specific conditions.
- Generation effects differ between free recall and recognition tasks based on encoding timing.