Mike Barrett has been helping people do better on standardized tests since he was in high school. In college, he worked briefly for Kaplan but left when it became clear to him that the Kaplan method was irreconcilably different from the way he naturally thought about the test. A few months after Mike graduated from college with a degree in linguistics, his younger brothers needed help with the SAT, so he taught them his approach to the test. Word of their success spread throughout their high school, and Mike was soon offering informal SAT tutoring to a few dozen of his brothers' friends. One o...