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 * [[Using CPAN|doc/cpan]] <br />
 CPAN is a source of many useful Perl libraries, but the tools often seem determined not to let you have them. Here's how to beat them into submission.
 
+* [[Writing safe(r) shell scripts|doc/safe-shell]]
+
 ## IAP Classes and Cluedumps
 
 SIPB teaches [an array of classes](http://sipb.mit.edu/iap) each IAP and shorter [cluedumps](http://cluedumps.mit.edu/) in the fall.