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    Area of Science:

    • Psychology
    • Philosophy of Mind
    • Cognitive Science

    Background:

    • Philosophers and psychologists have long distinguished between veridical (accurate) and illusory perception.
    • Perceptual illusions are a common topic in textbooks, demonstrating the fallibility of sensory systems.
    • Numerous attempts have been made to classify illusions throughout history, but few have critiqued the concept itself.

    Purpose of the Study:

    • To analyze and critique the conceptual distinction between veridical perception and illusions.
    • To explore the validity of differentiating between accurate sensory experiences and perceptual distortions.

    Main Methods:

    • Conceptual analysis of the terms 'veridical perception' and 'illusory perception'.
    • Review of historical and contemporary attempts to classify perceptual illusions.
    • Critical examination of the criteria used to distinguish between accurate and inaccurate perception.

    Main Results:

    • The study found no satisfactory method for distinguishing between veridical perception and illusions.
    • Existing classifications and definitions fail to provide a robust separation.
    • The line between accurate perception and illusion is not clearly definable.

    Conclusions:

    • The traditional dichotomy between veridical and illusory perception is fundamentally flawed.
    • A re-evaluation of how we understand and categorize perceptual experiences is necessary.
    • The concept of illusion may not be a scientifically distinct category from veridical perception.