Dr. Colosimo is an Assistant Professor of Surgery at Loma Linda University with extensive clinical and academic expertise in pediatric trauma, supported by fellowship training in trauma surgical critical care and progressive leadership in pediatric trauma systems. She has served in key roles, including Pediatric Trauma Medical Director and Associate Pediatric Trauma Medical Director at the University of Arizona, leading multidisciplinary initiatives in trauma care delivery, quality improvement, and regional outreach with a strong emphasis on injury prevention and population health. Dr. Colosimo’s research portfolio reflects a sustained focus on pediatric trauma, including studies on predictors of intra-abdominal injury in pediatric blunt trauma, the impact of obesity on imaging utilization, outcomes of pediatric compartment syndrome, and interfacility transfer patterns for injured children. Her scholarly work also addresses pediatric traumatic cardiac arrest, firearm-related injury prevention, and injury epidemiology in children, demonstrating a commitment to both clinical outcomes and public health approaches to trauma care. Through numerous peer-reviewed publications, national presentations, and leadership within trauma organizations, Dr. Colosimo integrates evidence-based practice with advocacy to advance pediatric trauma systems and reduce injury burden among vulnerable populations.