Great article in the Times for those of us that work with social anxiety or introverted clients! You may want to give this to your clients.
http://www.nytimes.com/2011/06/26/opinion/sunday/26shyness.html?pagewanted=1&ref=general&src=me
http://www.nytimes.com/2011/06/26/opinion/sunday/26shyness.html?pagewanted=1&ref=general&src=me