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@@ -188,6 +188,8 @@ If you want to follow up on the type and category theory:
 
 - http://www.cs.cmu.edu/~rwh/plbook/book.pdf Harper's Practical Foundations for Programming Languages is the best PL focused intro to type theory I've read.
 
+- http://www.quora.com/Category-Theory/What-is-the-best-textbook-for-Category-theory?share=1 Kmett's recommendations
+
 - http://en.wikibooks.org/wiki/Haskell/Category_theory nice diagrams
 
 - http://www.haskell.org/haskellwiki/Category_theory good links to other resources