{
 "slug": "no-default-smile",
 "name": "No default smile",
 "category": "expression",
 "group": "Direction rules",
 "media": [
  "image",
  "video"
 ],
 "checked": "2026-10-13",
 "effect": "Faces that look calm and real instead of generated and forced.",
 "use_when": "Ads, stock-like scenes, any group of people.",
 "phrase": "faces calm and attentive, cheer comes from the light, the props and the colour, not from smiles",
 "pitfalls": [
  {
   "text": "When joy is the point, describe it physically: one mouth corner higher, the lower lids pushing up, teeth of uneven length in a natural off-white.",
   "evidence": "measured",
   "source": "Director Chair field notes on video prompting (client feedback, Aug 2026)"
  }
 ],
 "per_model": [],
 "external_refs": [],
 "licensed": [],
 "site_names": [],
 "related": [
  "emotion-as-behaviour",
  "laughter"
 ],
 "rights": "own-work",
 "evidence": "film-craft",
 "source": {
  "url": null,
  "note": "Rules from Director Chair field notes on video prompting"
 },
 "body": "",
 "shown_with": {
  "slug": "laughter",
  "name": "Laughter",
  "category": "expression",
  "label": "Shown with: Laughter",
  "site": "emotion-direction",
  "credit": "Emotion Direction (seedance-emotion-direction.vercel.app)",
  "source_url": "https://seedance-emotion-media-1.vercel.app/videos/01-joy-laughter.mp4",
  "media": {
   "video": "/media/emotion-direction/01-joy-laughter.mp4",
   "card": "/media/emotion-direction/01-joy-laughter-card.mp4",
   "poster": "/media/emotion-direction/01-joy-laughter.jpg",
   "card_poster": "/media/emotion-direction/01-joy-laughter-card.jpg",
   "width": 1280,
   "height": 720,
   "duration": 7.07
  }
 },
 "url": "https://directorchair.ai/expression/no-default-smile",
 "markdown": "https://directorchair.ai/expression/no-default-smile.md",
 "prompts": {
  "nano-banana-pro": "[your subject] in [your setting]. Faces calm and attentive, cheer comes from the light, the props and the colour, not from smiles.",
  "nano-banana-2": "[your subject] in [your setting]. Faces calm and attentive, cheer comes from the light, the props and the colour, not from smiles.",
  "gpt-image": "A photograph of [your subject] in [your setting].\nPeople and framing: faces calm and attentive, cheer comes from the light, the props and the colour, not from smiles\nExclusions: no extra text, no watermark, no logo.",
  "seedream-5": "[your subject] in [your setting]. Faces calm and attentive, cheer comes from the light, the props and the colour, not from smiles.",
  "seedance-2.5": "Scene: [your subject] in [your setting].\nShot 1 (0:00 to 0:05): faces calm and attentive, cheer comes from the light, the props and the colour, not from smiles",
  "seedance-2.0": "Scene: [your subject] in [your setting].\nShot 1: faces calm and attentive, cheer comes from the light, the props and the colour, not from smiles",
  "kling-3": "[your subject]. Faces calm and attentive, cheer comes from the light, the props and the colour, not from smiles. The scene is [your setting].",
  "veo-3.1": "[your subject] in [your setting]. Faces calm and attentive, cheer comes from the light, the props and the colour, not from smiles. Framing and subject stay as in the start image."
 },
 "licence": {
  "code": "MIT",
  "text": "CC BY 4.0",
  "third_party": "Clips and card texts inside a \"licensed\" block belong to their makers and are shown with permission and credit."
 }
}