Take the test here http://www.humanmetrics.com/cgi-win/JTypes2.asp, it will only take 5 minutes. When you've finished return to us here http://www.wilmott.com/mbti.cfm and put your result in the box. (You must be logged on to wilmott.com.)
Thanks for your help! We will report the results (keeping you anonymous, of course!) as soon as we have sufficient data.
About Myers-Briggs: According to wikipedia, the Myers-Briggs Type Indicator (MBTI) assessment is a psychometric questionnaire designed to measure psychological preferences in how people perceive the world and make decisions.