diff --git a/simulator/static/about.html b/simulator/static/about.html
index 014ad76..f716867 100644
--- a/simulator/static/about.html
+++ b/simulator/static/about.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1" />
-  <title>About — Human Experience Filter</title>
+  <title>About — Human/Machine Strata</title>
   <link rel="stylesheet" href="style.css" />
 </head>
 <body class="credits-page">
@@ -15,7 +15,7 @@
 
     <section>
       <h2>For everyone</h2>
-      <p>The <em>Human Experience Filter</em> is built to be accessible to — and
+      <p><em>Human/Machine Strata</em> is built to be accessible to — and
       representative of — the full range of human experience. That is why it works
       with a keyboard, with a screen reader, with reduced motion, and away from any
       single screen or kiosk: an experience about being human should be open to as
diff --git a/simulator/static/author.html b/simulator/static/author.html
index a4f486f..3fcbe4f 100644
--- a/simulator/static/author.html
+++ b/simulator/static/author.html
@@ -3,12 +3,12 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1" />
-  <title>HEF — Label Author Mode</title>
+  <title>Human/Machine Strata — Label Author Mode</title>
   <link rel="stylesheet" href="/style.css" />
   <link rel="stylesheet" href="/author.css" />
 </head>
 <body class="author">
-  <header><h1>HEF — Label Author Mode</h1>
+  <header><h1>Human/Machine Strata — Label Author Mode</h1>
     <p class="hint">Scrub a pool clip · drag a box on a subject · run the tracker · author the tiers · save to the manifest. Geometry is propagated; <strong>semantics are hand-authored</strong> (content-pipeline §11.5). <a href="/">← back to preview</a></p>
   </header>
   <main>
diff --git a/simulator/static/credits.html b/simulator/static/credits.html
index 4168485..edb49d5 100644
--- a/simulator/static/credits.html
+++ b/simulator/static/credits.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1" />
-  <title>Credits — Human Experience Filter</title>
+  <title>Credits — Human/Machine Strata</title>
   <link rel="stylesheet" href="style.css" />
 </head>
 <body class="credits-page">
@@ -19,7 +19,7 @@
     <section class="declaration">
       <h2>License &amp; reuse</h2>
       <p>
-        The <em>Human Experience Filter</em> alters its source footage in real time
+        <em>Human/Machine Strata</em> alters its source footage in real time
         (overlays, an emotion/affect channel, and a WebGL “dream” shader), so every
         frame you see is a <strong>derivative</strong> of the original clip.
       </p>
diff --git a/simulator/static/i18n.js b/simulator/static/i18n.js
index 2b4dc3b..3536734 100644
--- a/simulator/static/i18n.js
+++ b/simulator/static/i18n.js
@@ -17,7 +17,7 @@
 
   // Visitor-facing control chrome. Keys match `data-i18n` attributes in index.html.
   const UI_STRINGS = {
-    "app.title":      { en: "Human Experience Filter Simulation", es: "Simulación del Filtro de Experiencia Humana", fr: "Simulation du Filtre d’Expérience Humaine", ja: "ヒューマン・エクスペリエンス・フィルター・シミュレーション" },
+    "app.title":      { en: "Human/Machine Strata", es: "Human/Machine Strata", fr: "Human/Machine Strata", ja: "Human/Machine Strata" },
     "loading.title":  { en: "Loading Universe", es: "Cargando el universo", fr: "Chargement de l’univers", ja: "宇宙を読み込み中" },
     "welcome.launch": { en: "Launch Simulator", es: "Iniciar simulador", fr: "Lancer le simulateur", ja: "シミュレーターを起動" },
     "credits.link":   { en: "ⓘ Credits & licenses", es: "ⓘ Créditos y licencias", fr: "ⓘ Crédits et licences", ja: "ⓘ クレジットとライセンス" },
diff --git a/simulator/static/index.html b/simulator/static/index.html
index 5c30203..86df871 100644
--- a/simulator/static/index.html
+++ b/simulator/static/index.html
@@ -3,7 +3,7 @@
 <head>
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1" />
-  <title>Human Experience Filter Simulation</title>
+  <title>Human/Machine Strata</title>
   <link rel="stylesheet" href="style.css" />
 </head>
 <body>
@@ -44,7 +44,7 @@
     </div>
   </div>
   <header>
-    <h1 data-i18n="app.title">Human Experience Filter Simulation</h1>
+    <h1 data-i18n="app.title">Human/Machine Strata</h1>
     <a href="about.html" class="credits-link" data-i18n="about.link">About</a>
     <a href="credits.html" class="credits-link" data-i18n="credits.link">ⓘ Credits &amp; licenses</a>
   </header>
