Angelo P. Giardino, MD, PhD, MPH, FAAP, is chair of the Department of Pediatrics and chief medical officer of Primary Children's Hospital at the University of Utah School of Medicine in Salt Lake City, Utah, USA. He is series editor of the SpringerBriefs in Child Health book series.

Michelle A. Lyn, MD, FAAP, is associate professor of Pediatrics - Emergency Medicine at Baylor College of Medicine, and medical director of Care Management and Patient Flow at Texas Children's Hospital, in Houston, TX, USA.

Eileen R. Giardino, RN, PhD, FNP-BC, is associate professor of Clinical Nursing at University of Texas School of Nursing at Houston in Houston, TX, USA.