Don't do it again! Directed forgetting of habits

Area of Science:

• Cognitive Psychology
• Neuroscience of Habit Formation
• Memory and Forgetting

Background:

• Daily routines are largely governed by habits, which offer efficiency but pose challenges when needing to change.
• Existing habit control strategies include proactive (preparation) and reactive ('on the fly') methods.
• A gap exists in understanding retroactive control strategies for managing inappropriate habits.

Purpose of the Study:

• To investigate a third, retroactive control strategy for habit management.
• To determine if directed forgetting can be applied to habit control, beyond episodic memory.
• To highlight the adaptive role of forgetting in modifying learned behaviors.

Main Methods:

• Two experiments were conducted utilizing the list method of directed forgetting.
• Participants learned and practiced stimulus-response rules.
• The 'forget' cue was used to assess its impact on rule accessibility compared to a 'remember' cue.

Main Results:

• The accessibility of newly learned and practiced stimulus-response rules was significantly reduced when participants were instructed to forget them.
• This effect demonstrates that directed forgetting can influence the accessibility of habit-related rules.
• The findings provide evidence for the efficacy of a retroactive strategy in habit control.

Conclusions:

• Directed forgetting, previously known for episodic memory, is applicable to the control of habits.
• A retroactive control strategy, distinct from proactive and reactive methods, has been identified.
• Forgetting plays an adaptive role in controlling and modifying habits, supporting behavioral flexibility.