"This is one of the most intellectually challenging programming books that I have ever read...I strongly recommend that all Java programmers read this book."
T. Crook, B. Frasca, R. Kohavi, and R. Longbotham. Proceedings of the 15th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, page 1105--1114. New York, NY, USA, ACM, (2009)