Just found an Interesting presentation mixing Diffusion of Innovation with  Social Patterns, mentioning several times Haskell. Good introduction to a mix of techniques for whoever interested in Haskell proselytism, and go to market strategy, 

http://www.taesch.com/haskell/go-to-market/introduction-to-diffusion-of-innovation-and-sociology-and-haskell-go-to-market-strategy/2013/02/24/276