Dr. Ariza is experienced in practice-based research. He is the Associate Director of the Pediatric Practice Research Group (PPRG) at Lurie Children's and has been a participant in PPRG projects over the past 18 years working as a manager, co-investigator and principal investigator for various research projects funded by federal and private agencies. He has also participated in the development of tools and methods to improve obesity prevention and care in primary care practices. Dr. Ariza is also Co-Director of the Center of Obesity Management and Prevention. Dr. Ariza has a particular interest in issues related to the Hispanic community.