SIMmersion is based in Columbia, Maryland and has a range of different simulation programs that help people improve their social and conversational skills in a variety of settings. Please see their website for more information about the company and their software.
You can find a video on youtube that shows Dr. Katharina Boser, author/manager of this wikisite, demonstrating interaction with the computer software and showing what happens when you are not being socially appropriate!
Here is another Youtube video recently created to demonstrate what SIMmersion is all about. Its called "Take back the pants" and you have to click on the text to enter your reply. Enjoy!