Document source of portrait photo.

diff --git a/freeculture.xml b/freeculture.xml
index c0fdcea7ff60828798c8b2c50b517d9ae09a8215..2efc5b2fe2ab99eb66499c4d93154bd71b44bbb3 100644 (file)
--- a/freeculture.xml
+++ b/freeculture.xml
@@ -15730,6 +15730,14 @@ Diagram in figure
 courtesy of the office of FCC Commissioner, Michael J. Copps.
 </para>
 
+<para>
+Portrait of the author used on the back cover is copyright 2013
+ActuaLitté and licensed using Creative Commons Attribution-ShareAlike
+2.0, fetched from
+<ulink url="https://commons.wikimedia.org/wiki/File%3ALawrence_Lessig_(11014343366)_(cropped).jpg"/>
+.
+</para>
+
 <para>
 Includes index.
 </para>