Dr. Carroll is a health services investigator with an interest in improving pediatric outcomes. He has led mutiple studies to improve adolescent diaberes through the use of information technology. First, he designed, developed, and studied the use of mobile technology to improve type 1 diabetes management in diabetes. Now, he is studying the use of clinical decision support to help primary care doctors better screen for, diagnose, and manage type 2 diabetes in adolescents. In addition, Dr. Carroll is the director of the Center for Pediatric and Adolescent Comparative Effectiveness Research, which establishes infrastructure to improve both comparative effectiveness and patient centered outcomes research at Indiana University. One of the initial projects compares the use of information technology and behavioral contracting to improve type 1 diabetes management in adolescents. Dr. Carroll is also engaged in a project to adapt the Diabetes Prevention Program for families, and a study is being conducted to test its efficacy against other programs in a number of settings.