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Blind Procedures

Blind Procedures

Ideally, the people who observe and record the children’s behavior are unaware of who was assigned to the experimental or control group, in order to control for experimenter bias. Experimenter bias refers to the possibility that a researcher’s expectations might skew the results of the study. Remember, conducting an experiment requires a lot of planning, and the people involved in the research project have a vested interest in supporting their hypotheses. If the observers knew which...

Blinding

Blinding

Blinding is a commonly used method of not telling participants which treatment a subject is receiving. Blinding is a critical part of a randomized control trial or RCT. It reduces the bias that affects the results. In an RCT, blinding is used in the form of a placebo. A placebo effect occurs when untreated subjects falsely believe they have received the treatment and report improved symptoms. A placebo or a dummy treatment is administered to subjects to negate the bias caused by such an effect.

Hindsight Biases

Hindsight Biases

Hindsight bias leads you to believe that the event you just experienced was predictable, even though it really wasn’t. In other words, you knew all along that things would turn out the way they did. Can you relate this to the phrase "Hindsight is 20/20" now?

Parallel Processing

Parallel Processing

The brain processes sensory information rapidly due to parallel processing, which involves sending data across multiple neural pathways at the same time. This method allows the brain to manage various sensory qualities, such as shapes, colors, movements, and locations, all concurrently. For instance, when observing a forest landscape, the brain simultaneously processes the movement of leaves, the shapes of trees, the depth between them, and the various shades of green. This enables a quick and...

Neuroplasticity

Neuroplasticity

Neuroplasticity reflects the brain's remarkable capacity to adapt and evolve, responding dynamically to learning, experiences, or injury by reorganizing its neural circuitry. This reorganization involves creating new neural connections and refining old ones through a series of biological processes that contribute to the brain's lifelong development and adaptability.

Introspection

Introspection

Introspection, long upheld as a reliable route to self-knowledge, involves examining one's thoughts, emotions, and mental processes. It underpins many psychological practices, from mindfulness meditation to psychotherapy and self-help strategies. However, empirical evidence challenges the accuracy of introspection as a means of understanding oneself.Limitations of Introspective InsightSeminal work by Nisbett and Wilson demonstrated that individuals are frequently unaware of the true causes...

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Related Experiment Video

Updated: Apr 25, 2026

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

Reconciling current approaches to blindsight.

Morten Overgaard¹, Jesper Mogensen²

¹CNRU, CFIN, MindLab, Aarhus University, Denmark; CCN, Dept. of Psychology and Communication, Aalborg University, Denmark.

Consciousness and Cognition

|August 31, 2014

Summary

This summary is machine-generated.

Blindsight remains controversial in consciousness research. This study proposes criteria for a blindsight model, suggesting the REF-CON model may reconcile differing views on degraded vision versus neural correlates of consciousness.

Keywords:

Blindsight Brain injury Consciousness REF REF-CON

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Last Updated: Apr 25, 2026

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

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Published on: April 11, 2025

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Published on: September 7, 2018

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition

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Published on: July 21, 2020

Area of Science:

Neuroscience
Cognitive Science
Philosophy of Mind

Background:

Blindsight is a debated phenomenon in consciousness research.
Two main perspectives exist: blindsight as a neural correlate of consciousness or as degraded vision.

Purpose of the Study:

To analyze existing evidence on blindsight.
To propose criteria for a comprehensive blindsight model.
To evaluate the REF-CON model's applicability.

Main Methods:

Review and analysis of existing blindsight research.
Development of criteria for evaluating blindsight models.
Theoretical evaluation of the REF-CON model against established evidence.

Main Results:

Both prevailing perspectives on blindsight face challenges in explaining all available data.
Two key criteria for a successful blindsight model have been identified.

Conclusions:

A unified model is needed to explain the diverse evidence in blindsight research.
The REF-CON model shows promise in meeting the proposed criteria for a comprehensive blindsight model.