About Us

Nicki Gilboy, MS, RN, CEN, FAEN

Ms. Gilboy is currently the Associate Chief Nurse, Emergency Medicine, UMass Memorial Medical Center. Ms. Gilboy became involved with ESI through her work in the Emergency Department at Brigham and Women’s Hospital in Boston, MA. At that time, an enthusiastic attending physician, Richard Wuerz, asked her to work with him to “fix triage.” Together they implemented ESI Version 1 in 1998 at the Brigham. Since that time Ms. Gilboy has been involved with ESI research, publication and education. She worked with the other members of the ESI Research Team to publish the ESI Implementation Handbook and training DVD. Ms. Gilboy, has lectured extensively locally, nationally and internationally on ESI, ESI Implementation and triage.


Alex Rosenau, DO FACEP, FACOEP

Dr. Rosenau, has worked with the ESI Research Team since 1999. He has extensive experience as a practicing Emergency Medicine physician, a regional EMS director and Vice Chair of a large tertiary care Level 1 emergency department in Pennsylvania. Dr. Rosenau, established the emergency medicine residency at Lehigh Valley Health Network in 1999. Dr Rosenau has served in numerous leadership positions in emergency medicine professional societies.


Paula Tanabe, PhD, RN, MPH, MSN

Dr. Tanabe, joined the ESI Research Team in 2000. Dr. Tanabe was the Clinical Nurse Specialist and responsible to implement ESI at Northwestern Memorial Hospital in Chicago. Dr. Tanabe continues to conduct research with ESI. She also assists hospitals across the country with successful implementation of ESI. Dr. Tanabe assisted the ESI Research Team in working with the Agency for Healthcare Research and Quality to publish written training materials which include a DVD. Dr. Tanabe is a Research Assistant Professor of Emergency Medicine and the Institute for Healthcare Studies at Northwestern University, in the Feinberg School of Medicine. She conducts research full time and continues to work four hours per week as a staff nurse in the emergency department.


Debbie Travers, PhD, RN, CEN, FAEN

Dr. Travers is an Assistant Professor at the University of North Carolina at Chapel Hill (UNC-CH) School of Nursing, with a joint appointment in Emergency Medicine and adjunct status in the School of Public Health. Dr. Travers has expertise in healthcare informatics, emergency nursing and emergency department (ED) triage. Her doctorate is in Information Science and as an informaticist she works with clinical ED computer systems, ED terminology standards, and text processing for biosurveillance. Dr. Travers has considerable experience with the Emergency Severity Index as a researcher, developer, user and educator. She directed the first implementation of the ESI into clinical ED practice at the University of North Carolina Hospitals in 1999, as part of an ENA-funded study comparing three and five-level triage acuity systems. Dr. Travers is an author on more than 10 ESI-related publications, including the ESI Handbook and numerous research papers.



The ESI Triage Research Team, LLC

This team was formed as a vehicle to hold the intellectual property of ESI and its various derivatives. The copyrighted algorithm cannot be changed without the full support of the LLC. Any revenues that the LLC receives are re-invested into ESI and have been used to support ESI related activities.

Contact us:

Please feel free to contact the ESI Triage Research Team by email if you have a question about ESI that has not been answered by the training materials or literature. The email address is The email account is monitored by volunteer members of the ESI Triage Research Team who make every effort to respond in a timely manner.

The ESI Research Team does not distribute the training materials or DVD and we cannot distribute ESI publications. Go to to download the materials or call 1-800-358-9295 .