diff --git a/CHANGELOG.md b/CHANGELOG.md
index fb5f013..a9e26c2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 - Docs and README: add desktop companion GIFs (`AVATAR_M5_*`) for overlay, Settings scroll, animations, custom environments, and Camera & Lighting.
 - ESLint covers `src/`, `electron/**/*.cjs`, and build scripts (`scripts/`, config files); `npm run lint` enforces `--max-warnings=0`. (#34)
 - Expand [Contributing](CONTRIBUTING.md) for ripple effects, changelog style with issue/PR numbers, CI expectations, and guidance for human and AI contributors.
+- Add Heng-Cheng Hsu (許恒誠) to [`CITATION.cff`](CITATION.cff) authors and preferred citation.
 
 ### Fixed
 
diff --git a/CITATION.cff b/CITATION.cff
index 66275da..3c4e9ce 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -29,6 +29,10 @@ authors:
     email: vpeilivanidis@gmail.com
     affiliation: "ARPA Hellenic Logical Systems"
     website: "https://github.com/rosspeili"
+  - family-names: Hsu
+    given-names: Heng-Cheng
+    alias: "Heng-Cheng Hsu (許恒誠)"
+    email: sachiel6484@gmail.com
   - name: "ARPA Hellenic Logical Systems"
     email: input@arpacorp.net
     website: "https://arpacorp.net"
@@ -52,6 +56,9 @@ preferred-citation:
     - family-names: Peilivanidis
       given-names: Vladimiros
       alias: Ross Peili
+    - family-names: Hsu
+      given-names: Heng-Cheng
+      alias: "Heng-Cheng Hsu (許恒誠)"
     - name: "ARPA Hellenic Logical Systems"
   year: 2026
   doi: "10.5281/zenodo.21791157"
diff --git a/README.md b/README.md
index 2c1534e..7a4bb76 100644
--- a/README.md
+++ b/README.md
@@ -44,8 +44,7 @@
   <a href="docs/animations/vrma.md">Animations</a> ·
   <a href="docs/user-settings.md">Settings</a> ·
   <a href="docs/assets-and-credits.md">Assets & Credits</a> ·
-  <a href="CHANGELOG.md">Changelog</a> ·
-  <a href="CITATION.cff">Cite</a>
+  <a href="CHANGELOG.md">Changelog</a>
 </p>
 
 ---
@@ -157,7 +156,6 @@ Gear → **Animations** → **Default** (greeting, then motion loop). Catalog: [
 | **Settings** | [config.yaml & resets](docs/user-settings.md) |
 | **Architecture** | [Overview](docs/architecture/overview.md) · [Layout](docs/development/project-layout.md) |
 | **Assets** | [Assets & credits](docs/assets-and-credits.md) |
-| **Cite** | [CITATION.cff](CITATION.cff) · [Changelog](CHANGELOG.md) |
 
 ## Repository layout