The present project, collected data and information from the application of a test psychology called PAI-A, (Inventory of personality evaluation for adolescents, (Morey, 1990, 1991, 1998, 2007). This instrument is a questionnaire Personality assessment designed to provide information on variables critical clinics of adolescents between 12 and 18 years old. Through the creation of this project, the possibility of adapting was opened of the test and ensure that it is validated in the country of application (Colombia) for understand the behavior and personality of the adolescent in school.