Hello everyone!

We are conducting a survey based on the analysis of this Venn Diagram tool for our Dissertation. It would be really helpful if some of you could evaluate this tool and fill up the survey.
http://homepages.inf.ed.ac.uk/s1241360/

If you want us to help you out with yours, just comment on this post once you've done ours, and we'll do yours. Thank you very much in advance :)