I'm learning myself some Haskell (so I'm far from an expert, so take this with a grain of salt...), but AFAIK the current recommended introductory resources are

I'm learning myself some Haskell (so I'm far from an expert, so take this with a grain of salt...), but AFAIK the current recommended introductory resources are described here: https://github.com/bitemyapp/learnhaskell https://github.com/bitemyapp/learnhaskell tl;dr: 1) If you want to buy a book, http://haskellbook.com/ http://haskellbook.com/ is supposed to be good 2) If you instead want to learn from free online sources, a) cis194 spring 2013 followed by b) The data61 course (links in the github link above).