Note that in this article, we discuss the classic GMAT test, not the new GMAT Focus.
Business schools want to learn a lot more about you than your GMAT score alone can convey. MBA admissions committees are interested in hearing about your ambitions, accomplishments, leadership skills, teamwork experience, perseverance, motivation, integrity, compassion… The list goes on and on. Fundamentally, admissions committees need to determine whether you will be a vital and contributing member of their community, and your GMAT score tells them only that you can do the work.
Heed our advice—even (or especially!) those of you with a 780 score—and commit yourself to the rest of your application with the same enthusiasm with which you approached the GMAT.