I'm looking for some information about users' ability to predict the
features that they need. In the past, I've heard the statement "people are
poor predictors of the features they need." I tend to agree with this
argument, especially since I encounter cases where clients feel they "need"
blogs, forums or whatever without first analyzing the goals of their users.
What I can't recall is if there are studies that support or refute this
argument. I think Dan Ariely spoke of this in context of behavioral
economics; I didn't know if there were any other places where this topic