{
  "id": 8980266,
  "title": "Anticipated distractor processing relies on distinct representational states before and after distractor onset in visual working memory",
  "url": "https://urgent.news/2026/09/21/anticipated-distractor-processing-relies-on-distinct-representational",
  "topic": "science",
  "section": "Science",
  "published": "2026-09-21T00:00:00.000Z",
  "source": {
    "name": "bioRxiv",
    "slug": "biorxiv",
    "url": "https://www.biorxiv.org/content/10.64898/2026.09.14.751436v1?rss=1"
  },
  "original_language": "en",
  "account": "In order to maintain successful goal-directed behavior, it is essential to curb the influence of irrelevant information that is salient. When distractions can be predicted, task-irrelevant data may be encoded prior to their appearance; however, the purpose of such anticipatory coding is not fully understood. Does pre-coding of irrelevant content directly contribute to the safeguarding of visual working memory (VWM), or does effective regulation depend on how the distractor representations evolve following their appearance? To investigate this, researchers employed human EEG and multivariate decoding while tracking distractor representations across temporal, spectral, and spatial dimensions.\n\nThe researchers discovered that the category of the distractor was anticipated and accurately decoded before it physically started, demonstrating content-specific anticipatory coding. Nevertheless, the strength of this coding did not correlate with behavioral safeguarding. Rather, the researchers observed a structured progression in distractor processing, beginning with a relatively stable and broadly applicable pre-distractor coding, followed by a more temporally unstable and time-specific post-distractor coding. Additionally, feature-level analyses revealed that the representations of distractors were rearranged into a separate representational configuration compared to the same features when they functioned as task-relevant targets, indicating post-distractor reformatting of irrelevant content.\n\nFurther spectral and spatial analyses showed that pre- and post-distractor coding relied on unique frequency and scalp-topographic signatures. Crucially, the strength of anticipatory coding was associated with a decreased subsequent post-distractor instability, whereas behavioral safeguarding was linked to post-distractor instability, even when pre-distractor metrics were considered. In summary, these findings propose a temporally coordinated control mechanism in which anticipatory coding specifies the impending irrelevant content, while post-onset reformatting implements control by placing that content within a less stable representational state to minimize behavioral interference.",
  "summary": "Successful goal-directed behavior requires limiting the impact of salient information that is irrelevant to current goals. When distractors can be anticipated, task-irrelevant information may be encoded before it appears, yet the functional role of such anticipatory coding remains unclear. Does advance coding of irrelevant content itself support protection of visual working memory (VWM), or does…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}