Thought Garage Demographics
Microsoft's AdCenter Lab put outÂ a service as part of a demo that can predict the demographics of your website readers.
You can use adCenter technology to predict a customerâ€™s age,
gender, and other demographic information according to his or herÂ online behaviorâ€”that is, from search queries and webpage views.
With curiosity I checked Thought Garage blog, here is what it says.