Related Experiment Video
Updated: Jun 4, 2025
05:49
A Behavioral Assay for Investigating the Role of Spatial Memory During Instinctive Defense in Mice
Published on: July 21, 2018
9.4K
Bias toward escape responding during reinforcement learning among those with suicidal ideation
Miguel Blacutt1, Caitlin M O'Loughlin1, Brooke A Ammerman1
1Department of Psychology, University of Notre Dame, 18931 Moose Krause Cir, Notre Dame, IN, United States.
Journal of Psychiatric Research
|December 29, 2024
Summary
Individuals with a history of suicidal ideation (SI) show a bias towards actively escaping negative emotions. This escape bias is a significant predictor of SI, even when accounting for impulsivity.
Area of Science:
- Neuroscience
- Psychology
- Behavioral Science
Background:
- Suicidal ideation (SI) is linked to reward system dysfunction and a drive to escape negative emotional states.
- Understanding decision-making biases in individuals with SI is crucial for risk assessment and intervention.
Purpose of the Study:
- To investigate whether individuals with a history of SI exhibit a bias for active escape from aversive stimuli.
- To differentiate between active escape and passive avoidance biases in relation to SI history.
Main Methods:
- A behavioral task was designed where participants made active (Go) or passive (No-Go) choices to escape or avoid unpleasant states.
- A drift-diffusion reinforcement learning model estimated latent biases for active escape and avoidance.
- Bayesian logistic regression analyzed the relationship between these biases and SI history, controlling for negative urgency and lack of premeditation.
Main Results:
- A significant bias for active escape from aversive states was found in individuals with a history of SI.
- This escape bias remained a significant predictor of SI history, independent of impulsivity facets like negative urgency and lack of premeditation.
- Avoidance bias did not significantly predict SI history.
Conclusions:
- Individuals with a history of SI demonstrate a distinct decision-making bias favoring active escape from negative emotional experiences.
- This heightened escape response is a potential biomarker for SI risk.
- Targeted interventions aimed at modulating this escape bias could offer novel therapeutic strategies for SI.
Related Concept Videos
01:14Avoidance Learning and Learned Helplessness
1.7K
Avoidance learning and learned helplessness are critical concepts in understanding behavioral responses to negative stimuli.
Avoidance learning occurs when an organism learns that a specific behavior can prevent an unpleasant outcome. For example, a student who receives a bad grade may start studying harder to avoid future poor grades. This behavior persists even when the negative outcome is no longer present. Avoidance learning is powerful because it maintains behavior in the absence of the...
Avoidance learning occurs when an organism learns that a specific behavior can prevent an unpleasant outcome. For example, a student who receives a bad grade may start studying harder to avoid future poor grades. This behavior persists even when the negative outcome is no longer present. Avoidance learning is powerful because it maintains behavior in the absence of the...
1.7K
01:24Operant Conditioning Intervention
43
Operant conditioning serves as a foundational principle in therapeutic interventions aimed at modifying maladaptive behaviors. Central to this approach is the notion that behaviors, both adaptive and maladaptive, are learned through reinforcement. By analyzing the environmental factors that reinforce problematic behaviors, clinicians can design interventions to weaken these reinforcements and replace maladaptive behaviors with healthier alternatives.
In operant conditioning, behaviors that are...
In operant conditioning, behaviors that are...
43
01:05Instinctive Drift
186
Instinctive drift refers to the tendency of animals to revert to their innate behaviors despite repeated reinforcement. Breland and Breland demonstrated this concept in an experiment with a raccoon. The raccoon was trained to pick up two coins and place them in a container in exchange for food. Initially, the raccoon learned to associate the coins with food, making them a conditioned stimulus or a substitute for food. However, over time, the raccoon became less willing to put the coins into the...
186
02:45Self-Discrepancy Theory
18.3K
One influential perspective on what motivates people's behavior is detailed in Tory Higgin's self-discrepancy theory (Higgins, 1987). He proposed that people hold disagreeing internal representations of themselves that lead to different emotional states.
18.3K
01:22Behavior Therapy
42
Behavior therapy incorporates diverse techniques rooted in classical conditioning principles to address maladaptive behaviors and anxiety disorders. These methods aim to reduce avoidance behaviors, foster adaptive coping mechanisms, and alter associations between stimuli and responses, making them effective in a wide range of therapeutic contexts.
Exposure therapy is a cornerstone of behavioral treatment for anxiety disorders. It involves systematic exposure to feared stimuli, either in real...
Exposure therapy is a cornerstone of behavioral treatment for anxiety disorders. It involves systematic exposure to feared stimuli, either in real...
42
03:20The Stanford Prison Experiment
23.0K
The famous and controversial Stanford Prison Experiment, conducted by social psychologist Philip Zimbardo and his colleagues at Stanford University, demonstrated the power of social roles, social norms, and scripts.
23.0K