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Negative recency effects in delayed recognition: Spacing, consolidation, and retrieval strategy processes.
Rona Sheaffer1, Daniel A Levy2
1Baruch Ivcher School of Psychology, Interdisciplinary Center Herzliya, 8 HaUniversita St, 46150, Herzliya, Israel.
Memory & Cognition
|March 12, 2022
Summary
In delayed memory tests, items studied earlier are recalled better, reversing the usual recency effect. This negative recency effect is linked to spacing between study and recall, supporting memory consolidation theories.
Area of Science:
- Cognitive Psychology
- Neuroscience
- Memory Research
Background:
- Immediate testing shows better recall for recently studied items (recency effect).
- Delayed testing can reverse this, showing better recall for earlier items (negative recency effect).
- This phenomenon is debated between strategic rehearsal and spacing accounts.
Purpose of the Study:
- To investigate the underlying mechanisms of the negative recency effect in delayed memory tests.
- To differentiate between the strategic rehearsal and spacing hypotheses.
- To examine the role of spacing and consolidation in long-term memory.
Main Methods:
- 169 participants studied and recalled 16 lists of 16 words over multiple sessions.
- Performance was assessed using a delayed recognition test.
- The study analyzed the impact of spacing between initial study and recall positions.
Main Results:
- A significant negative recency effect was observed in delayed recognition.
- The degree of negative recency was strongly influenced by the amount of spacing between study and recall positions, supporting the spacing account.
- Spacing effects were nonmonotonic, suggesting a role for consolidation processes.
Conclusions:
- Spacing between study and recall significantly predicts the negative recency effect, supporting the spacing account over strategic rehearsal.
- Nonmonotonic spacing effects suggest that memory consolidation processes mediate long-term memory.
- While rehearsal strategies may play a role, spacing appears more critical for delayed recall than recognition.
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