CGHE members span the University of Michigan and the globe, including faculty experts, research collaborators, scholars, and community partners. Search for Members with Keywords, Sponsors, Locations, or Categories + Margherita Fontana, DDS, PhD Improve clinical management for dental caries Gary Freed, MD, MPH Healthcare delivery and quality improvement Michael Gaies, MD, MPH, MS Healthcare quality and delivery for children with congenital heart disease Rahul Ladhania, PhD Machine learning and causal inference in public health and behavior science Maria Muzik, MD, MSc Maternal morbidity and mortality, mental health of women and infants, perinatal mental health and substance use, parenting interventions Robin Petroze, MD, MPH Surgical education, surgical care access, neonatal surgery, pediatric surgery, trauma and injury recovery, pediatric cancer Kentaro Toyama, PhD Using information, communication, and technology for social change