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Predictability and parafoveal preview effects in the developing reader: Evidence from eye movements.

Rebecca L Johnson1, Elizabeth C Oehrlein1, William L Roche1

  • 1Department of Psychology, Skidmore College.

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Developing readers benefit most from predictable text and clear word previews, with skilled readers using more visual information. This research informs reading development and eye-movement models.

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Area of Science:

  • Cognitive Psychology
  • Developmental Psychology
  • Reading Science

Background:

  • Understanding reading acquisition involves examining how readers process visual information and context.
  • Parafoveal preview and contextual predictability are key factors influencing reading fluency and eye-movement patterns.

Purpose of the Study:

  • To investigate the impact of predictability and parafoveal preview on the reading behavior of developing readers (ages 6-12).
  • To compare how skilled and less skilled readers utilize contextual and visual preview information.

Main Methods:

  • Utilized the gaze-contingent boundary paradigm to control visual information available during reading.
  • Manipulated target word previews (valid, similar, dissimilar) within predictable and neutral contexts.
  • Recorded eye-movement data (fixation duration) from children aged 6-12 years.

Main Results:

  • Developing readers showed shorter fixation durations on words in predictable contexts.
  • Significant preview effects were observed, with the greatest benefit from valid previews, especially in predictable contexts.
  • More skilled readers processed more parafoveal information and relied less on contextual cues than less skilled readers.

Conclusions:

  • Contextual predictability and parafoveal information significantly influence reading behavior in developing readers.
  • Reading skill is associated with differential reliance on parafoveal versus contextual information.
  • Findings contribute to models of eye-movement control during reading acquisition.