In order to become a pediatric dentist, a general dentist must apply to be a pediatric dental resident, which involves two years of schooling. Learn about why pediatric dentistry is a very challenging specialty in the world of dentistry with help from a dental surgeon in this free video on dentists and dental health. Expert: Don Gossett Bio: Dr. Don Gossett has been a dental surgeon in St. Joseph, Mo. for over 20 years. Filmmaker: Johnny Cathcart