When it comes to applying to a highly selective university, a student's grades and activities aren't enough. Admissions counselors want to get to know a potential student and learn why he or she is the best fit for their university. That's why letters of recommendation are so important.

This video will help you understand how to write a great letter of recommendation for any school. Here to help is college insider Douglas Christiansen. He's Vanderbilt University's vice provost for enrollment and dean of admissions.