My name is Jeff Sackmann, and thanks for visiting my website, GMAT HACKS!

I'm the author of Total GMAT Math and Total GMAT Verbal--the most effective tools you can use to raise your GMAT Quantitative and Verbal scores.

I've also created several other resources, including 1,800 practice problems and Official Guide-related materials designed to make your study time more effective and less painful.

While you're here, check out hundreds of free articles covering every aspect of your GMAT preparation. Here are some of the newest additions to the site: