twainstein is a gmat/gre test prep and graduate admissions consulting firm headquartered in los angeles CA. Twainstein uses its proprietary 80/50 Method for standardized test learning to help students achieve their goal score. twainstein's admissions department is comprised of former admission officials at some of the nation's top 25 graduate schools as well as former professional writers / editors who are experts at crafting compelling personal statements. twainstein