Jim Barrett is a chartered psychologist and consultant with many years' experience in advising organizations of all sizes on their selection procedures and assessment systems. He is the co-author of the international best-seller Test Your Own Aptitude, and also How to Pass Advanced Aptitude Tests, Career, Aptitude & Selection Tests, Test Yourselfand Total Leadership (all published by Kogan Page). Find out more about Jim's online tests at www.psychometrictests.com