Jon is one of PowerScore's head course and publications developers, as well as an instructor trainer and teacher for the GMAT, LSAT, GRE, and SAT. He is widely regarded as one of the nation's foremost authorities in test preparation, and has assisted thousands of students in the graduate admissions process. In the six years that Jon has worked in PowerScore's corporate office he has authored or co-authored numerous classroom preparatory courses, several web and magazine articles, and, most recently, PowerScore's LSAT Virtual Course. Jon is currently working on several new projects including a self-study GMAT Online Course.