Sixty adolescents within the age group of 13-20 years and HbA1c levels > 8 % will - after a refresher course in diabetes education - be involved to 2-weekly individual interventions sessions including motivational interviewing and CBT-modules with a psychologist and weekly e-mail support for a period of six month in order to improve HbA1c levels, self- efficacy in diabetes management and general quality of life.