1. Human factors engineer at the Children's Hospital of Philadelphia and was a postdoctoral fellow at the Houston Methodist Hospital's Center for Outcomes Research when this study was conducted
2. Senior scientific writer at the Houston Methodist Hospital's Center for Outcomes Research (and was a senior research assistant there when the study was conducted) and is a research associate in the Department of Industrial and Systems Engineering at Texas A&M University
3. Mary A. and M. Samuel Daffin, Sr., Centennial Chair in Anesthesia and Critical Care and the medical director of the Center for Critical Care at Houston Methodist Hospital and a professor of clinical anesthesiology at Weill Cornell Medical College
4. Assistant professor in the Department of Industrial and Systems Engineering at Texas A&M University as well as a scientist and an assistant professor of outcomes research at Houston Methodist Hospital's Center for Outcomes Research