The volume 2 Number 3 issue of JCAT was published at the end of Octpber 2014,  The article is titled Detecting Item Preknowledge in Computerized Adaptive Testing Using Information Theory and Combinatorial Optimization and was written by Dmitry Belov of the Law School Admission Council. Full text of the article is freely available at http://www.iacat.org/jcat/index.php/jcat/article/view/36/18