The following is an excerpt from Dr. Sylvia Rimm’s website.
WHAT DO UNDERACHIEVERS
Underachievers come in many varieties, and although they are truly individual, they often fit into prototypical categories. In real life, the prototypes are not pure in any one child but are blended. The Inner Circle figure from my book Why Bright Kids Get Poor Grades will help you to identify if you have an underachiever in your home or classroom. These children have not learned to work hard or persevere. They have not learned to cope with competition and avoid full school effort by making excuses.
THE INNER CIRCLE OF ACHIEVERS