From the leading voice in SAT test prep, inside strategies for top-scoring students. If you're a top student aiming to achieve the perfect SAT score, here are the inside tips and powerful strategies you'll need to beat the toughest questions and get into the best college! For more than thirty years, Dr. Gary Gruber has been the leading authority on testing and test preparation - his Gruber Method has helped thousands of students develop critical thinking skills, dramatically boosting their scores on standardized tests.