That hasn't been my email address for a while!

Doc/ext/newtypes.tex

 \chapter{Defining New Types
         \label{defining-new-types}}
-\sectionauthor{Michael Hudson}{mwh21@cam.ac.uk}
+\sectionauthor{Michael Hudson}{mwh@python.net}
 \sectionauthor{Dave Kuhlman}{dkuhlman@rexx.com}
 
 As mentioned in the last chapter, Python allows the writer of an