Jeff Sackmann
About the Author
Jeff Sackmann has been helping students like you reach their GMAT score goals for nearly a decade. Jeff began as a star tutor and classroom teacher for a big test-prep company. Since 2006, he has focused on developing the best materials in the industry, saving you time, money, and stress.
Based in New York City, Jeff has created many resources for GMAT preparation, including the popular Total GMAT Math and Total GMAT Verbal, as well as 1,800 practice GMAT math questions and his Guides to the Official Guide.
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Introduction to GMAT 111


If you're ready to start reading GMAT 111 but aren't quite sure you want to buy, here's the perfect place to begin.

Click here [PDF] to read the first two sections: "Introduction" and "How to Use This Book." They'll give you a more accurate sense of what the book contains. You can also peruse the table of contents and three more full chapter excerpts I've made available.

Click here to instantly download your copy of GMAT 111.