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 <h2>Key links</h2>
 <ul>
-	<li> <a href="https://github.com/udlbook/udlbook/releases/download/v0.1.0/UnderstandingDeepLearning_30_07_22_C.pdf">Draft PDF Chapters 2-9</a>
+	<li> <a href="https://github.com/udlbook/udlbook/releases/download/v0.1.0/UnderstandingDeepLearning_30_07_22_C.pdf">Draft PDF Chapters 2-9</a>  2022-07-30. CC-BY-NC-ND license
 	<li> Draft PDF Chapters 10-13 (coming Sept 1st, 2022)
 	<li> Draft PDF Chapters 1,14-19 (coming Jan 2nd, 2023)
 	<li> Jupyter notebooks (coming Spring 2023)
 	<li> Report errata via <a href="https://github.com/udlbook/udlbook/issues">github</a> or contact me directly at udlbookmail@gmail.com
+	<li> Follow me on <a href="https://twitter.com/SimonPrinceAI">Twitter</a> or <a href="https://www.linkedin.com/in/simon-prince-615bb9165/">LinkedIn</a>
 </ul>
 
 <h2>Table of contents</h2>