How do I get a Student Favorite badge on my profile?

The Student Favorite badge is given to the top 15% of our teachers nationwide for that particular subject.  We use our own proprietary algorithm to determine which teachers receive this badge, but the focus is on teachers who have the best profiles and who keep their students around the longest.  To increase your chances of receiving this badge, make sure your profile has reached Gold level and keep your students coming back for more and more lessons.