{
  "required_concepts": [
    "piloerection and goosebumps",
    "sympathetic autonomic arrector pili contraction",
    "cold thermoregulation and limited insulation in humans",
    "animal threat display and evolutionary remnant with caveats",
    "emotional chills or frisson distinct from visible goosebumps",
    "music anticipation prediction violation crescendo memory awe and personal meaning",
    "reward and autonomic evidence without a single-mechanism claim",
    "normal transient cold and emotional responses",
    "no personality or empathy test",
    "fever rigors and neurological safety boundary"
  ],
  "required_sources": [
    "Charles Darwin in comparative emotional expression",
    "Jaak Panksepp on music chills",
    "Anne Blood and Robert Zatorre on pleasurable music and reward-emotion networks"
  ],
  "practical": [
    "warm up and dry wet clothing",
    "do not suppress benign emotional goosebumps",
    "observe context rather than self-diagnose"
  ],
  "safety": [
    "fever or rigors differ from benign frisson",
    "severe pain breathing difficulty fainting confusion or one-sided neurological symptoms need professional assessment",
    "do not self-diagnose anxiety or neurological disease"
  ]
}