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    McCollough Effect
    Experiments, Demonstrations, Articles, Theses and Dissertations
    For Science Fair Projects, Labs, Lesson Plans and Class Activities
    For Elementary School, Middle School, High School and College Students and Teachers

    McCollough Effect Experiments and Resources


      The McCollough effect is a phenomenon in which a black and white densely stripped picture appears colored after looking, for a few seconds or more, at a rotated colored stripped picture.

      See demonstration: http://www.wyrmcorp.com/galleries/illusions/mccollough.shtml

      Background Information

    • McCollough effect - Wikipedia [View Resource]
    • The McCollough Effect - An On-line Science Exhibit [View Resource]
    • McCollough effect [View Resource]
    • McCollough Effect Demonstration [View Resource]
    • Celeste McCollough: life and work [View Resource]

      K-12 Experiments and Science Fair Projects

    • Colors in Psychology Science Fair Projects and Experiments [View Experiment]
    • Contingent Color/Edge Adaptation: McCollough Effect - Science Fair Project [View Experiment]
    • The McCollough Effect Demonstration: After Effects [View Experiment]
    • The McCollough Effect Experiment Instructions [View Experiment]

      College Experiments, Studies and Articles

    • The McCollough effect reflects permanent and transient adaptation in early visual cortex [View Experiment]
    • How the rate of colour alternation influences (a) the effective chromatic contrast available to induce a McCollough effect and (b) visual awareness mechanisms. [View Experiment]
    • The McCollough effect reveals orientation discrimination in a case of cortical blindness [View Experiment]
    • The McCollough effect with plaids and gratings: Evidence for a plaid-selective visual mechanism [View Experiment]
    • McCollough Effect to “Form”: A Local Phenomenon [View Experiment]
    • Thalamocortical dynamics of the McCullough effect: boundary-surface alignment through perceptual learning [View Experiment]

      Theses and Dissertations

    • Simulating the McCollough Effect in a Self–Organizing Model of the Primary Visual Cortex [View Thesis]
    • Neural network model of thalamocortical dynamics, adaptive boundary-surface alignment, and the McCullough effect [View Thesis]
    • The qualitative character of spatial perception [View Thesis]
    • Hand-eye correlation: an arbitrary sensorimotor contingency can alter visual sensitivity [View Thesis]

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    Last updated: June 2013
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