Individual Bibles
Each GMAT Bible provides a comprehensive, concept-specific system of skills and techniques to make sure you’re ready for anything you could potentially see during the Verbal section of the GMAT on test day.
About the Authors
David Killoran
Dave Killoran, a graduate of Duke University, is an expert in test preparation with over 25 years of teaching experience and a 99th percentile score on the official LSAT. In addition to having written PowerScore's renowned LSAT Bible Series, and many other popular publications, Dave has overseen the preparation of thousands of students, founded two national LSAT preparation companies, and currently co-hosts the popular PowerScore LSAT PodCast. Follow him on X @DaveKilloran for real-time advice and news pertaining to the law school admissions process.
Jon Denning
Jon Denning, a graduate of the Georgia Institute of Technology, oversees product creation and instructor training for all of the exam services PowerScore offers. He is also a Senior Instructor with 99th percentile scores on the LSAT, GMAT, GRE, SAT, and ACT, and for the past 15 years has assisted thousands of students in the college, graduate, and law school admissions processes. Jon also co-hosts the popular PowerScore LSAT PodCast. Follow him on X @JonMDenning for real-time advice and news pertaining to the law school admissions process.