Is participation in extracurricular activities important or helpful to being accepted to dental school?
In addition to highly successful academic achievement, medical and dental school admissions committees consider many other traits, including motivation, evidence of humanism, responsibility, maturity, leadership, breadth of interests, and ability to manage multiple tasks. However, a list of organization memberships means little to experienced admissions committees. They will want to know what you have contributed to the organizations that you have listed.
