diff --git a/LICENSE b/LICENSE
index e84b2f90..0530e3c4 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,7 +1,9 @@
 This project uses a dual-license model:
 
-- **Source code** (everything under src/, prisma/, scripts/, and all
-  configuration/build files) is licensed under the MIT License.
+- **Source code and site-authored content** (everything under src/,
+  prisma/, scripts/, and all configuration/build files) is licensed under
+  the MIT License. This includes the interactive book content in
+  src/content/book/.
   See LICENSE-MIT for the full text.
 
 - **Prompt content and data** (prompts.csv, PROMPTS.md, and all user-submitted
diff --git a/README.md b/README.md
index 5d1f38e7..7ef148e6 100644
--- a/README.md
+++ b/README.md
@@ -34,12 +34,12 @@
 
 <p align="center">
   <sub>
-    🏆 Featured in <a href="https://www.forbes.com/sites/tjmccue/2023/01/19/chatgpt-success-completely-depends-on-your-prompt/">Forbes</a> · 
-    🎓 Referenced by <a href="https://www.huit.harvard.edu/news/ai-prompts">Harvard</a>, <a href="https://etc.cuit.columbia.edu/news/columbia-prompt-library-effective-academic-ai-use">Columbia</a> · 
-    📄 <a href="https://scholar.google.com/citations?user=AZ0Dg8YAAAAJ&hl=en">40+ academic citations</a> · 
+    🏆 Featured in <a href="https://www.forbes.com/sites/tjmccue/2023/01/19/chatgpt-success-completely-depends-on-your-prompt/">Forbes</a> ·
+    🎓 Referenced by <a href="https://www.huit.harvard.edu/news/ai-prompts">Harvard</a>, <a href="https://etc.cuit.columbia.edu/news/columbia-prompt-library-effective-academic-ai-use">Columbia</a> ·
+    📄 <a href="https://scholar.google.com/citations?user=AZ0Dg8YAAAAJ&hl=en">40+ academic citations</a> ·
     ❤️ <a href="https://huggingface.co/datasets/fka/prompts.chat">Most liked dataset</a> on Hugging Face<br>
-    ⭐ 143k+ GitHub stars · 
-    🏅 <a href="https://spotlights-feed.github.com/spotlights/prompts-chat/index/">GitHub Staff Pick</a> · 
+    ⭐ 143k+ GitHub stars ·
+    🏅 <a href="https://spotlights-feed.github.com/spotlights/prompts-chat/index/">GitHub Staff Pick</a> ·
     🚀 First prompt library (Dec 2022)
   </sub>
 </p>
@@ -47,9 +47,9 @@
 <p align="center">
   <sub><strong>Loved by AI pioneers:</strong></sub><br>
   <sub>
-    <a href="https://x.com/gdb/status/1602072566671110144"><strong>Greg Brockman</strong></a> (OpenAI Co-Founder) · 
-    <a href="https://x.com/woj_zaremba/status/1601362952841760769"><strong>Wojciech Zaremba</strong></a> (OpenAI Co-Founder) · 
-    <a href="https://x.com/clementdelangue/status/1830976369389642059"><strong>Clement Delangue</strong></a> (Hugging Face CEO) · 
+    <a href="https://x.com/gdb/status/1602072566671110144"><strong>Greg Brockman</strong></a> (OpenAI Co-Founder) ·
+    <a href="https://x.com/woj_zaremba/status/1601362952841760769"><strong>Wojciech Zaremba</strong></a> (OpenAI Co-Founder) ·
+    <a href="https://x.com/clementdelangue/status/1830976369389642059"><strong>Clement Delangue</strong></a> (Hugging Face CEO) ·
     <a href="https://x.com/ashtom/status/1887250944427237816"><strong>Thomas Dohmke</strong></a> (Former GitHub CEO)
   </sub>
 </p>
@@ -240,7 +240,8 @@ Use prompts.chat as an MCP server in your AI tools.
 
 This project is dual-licensed:
 
-- **Source code** is licensed under the [MIT License](LICENSE-MIT).
+- **Source code and site-authored content** is licensed under the [MIT License](LICENSE-MIT),
+  including the interactive book content in [`src/content/book`](src/content/book).
 - **Prompt content and data** (prompts.csv, PROMPTS.md, user-submitted prompts) is dedicated to the public domain under [CC0 1.0 Universal](LICENSE-CC0).
 
 See [LICENSE](LICENSE) for details.