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Meet the Team


Andrew J. Eyre, MD, MS-HPEd

Andrew J. Eyre, MD

Medical Director

Dr. Andrew Eyre currently serves as the Medical Director for the STRATUS Center for Medical Simulation at Brigham and Women’s Hospital in Boston, Massachusetts where he is also a practicing emergency medicine. He attended medical school at the University of Vermont College of Medicine where he developed interests in simulation and medical education. After completing residency at the Harvard Affiliated Emergency Medicine Residency (HAEMR) based out of Brigham and Women's Hospital and The Massachusetts General Hospital, Dr. Eyre completed a fellowship in medical simulation at STRATUS/Brigham and Women's Hospital and earned a master's degree in health professions education from the MGH Institute for Health.

Throughout his career, Dr. Eyre has held a variety of leadership roles in medical education at both Harvard Medical School and Brigham and Women’s Hospital, including serving as the Assistant Program Director for HAEMR. In addition to medical simulation, Dr. Eyre's academic interests include international medical education, curriculum design, and procedure education.

Judy Phalen, MPH

Judy Phalen, MPH

Administrative Director

Judy has comprehensive experience in executive-level administration, fiscal governance and research oversight in healthcare, non-profit and higher education settings. Prior roles include serving as the Director of Administration at Massachusetts General Hospital’s Benson-Henry Institute for Mind Body Medicine, the Chester M. Pierce, MD Division of Global Psychiatry and the Bulfinch Program. Ms. Phalen was the Deputy Director of the Robert Wood Johnson’s Health e-Technologies Initiative national program office, led college health and wellness efforts and managed a collaboration between Brigham and Women’s Hospital and Blue Cross Blue Shield of MA.

Judy has previously participated in research funded by the National Institute on Drug Abuse, the US Department of Education, the National Cancer Institute and the National Institute of Mental Health. She is a graduate of the University of Michigan's School of Public Health in Health Behavior and Health Education.

Roger D. Dias, MD, MBA, PhD

Roger D. Dias, MD, PhD, MBA

Director of Research & Innovation
Assistant Professor of Emergency Medicine, Harvard Medical School

Dr. Dias is a physician-scientist trained in Internal Medicine and Emergency Medicine in São Paulo, Brazil. Prior to moving to the U.S., he earned a PhD in Medical Sciences and an MBA in Healthcare Administration, having also served as the executive director of the Emergency Department at the Hospital das Clínicas, a tertiary teaching hospital affiliated to the University of São Paulo Medical School. Dr. Dias completed a 2-year postdoctoral research fellowship at STRATUS / Brigham and Women’s Hospital / Harvard Medical School, developing research in simulation, human factors, non-technical skills, wearable sensors and machine learning.

Currently, he holds a faculty appointment at Harvard Medical School as an Instructor in Emergency Medicine. At STRATUS, Dr. Dias works with an innovative team to develop strategic partnerships across a wide variety of industries, making connections between medical education, novel technologies and healthcare improvement initiatives. He is also responsible for the development and implementation of innovative business models in healthcare simulation.

Valerie Dobiesz, MD, MPH

Valerie Dobiesz, MD, MPH

Director of Internal Programs
Harvard Medical School
International Program in Clinical Simulation Director

Dr. Dobiesz is an emergency physician at Brigham and Women’s Hospital and faculty at the Harvard Humanitarian Initiative. Dr. Dobiesz transitioned from the University of Illinois College of Medicine at Chicago, having engaged in medical student, resident, and faculty education for many years. Her roles included Assistant Dean of Residency Preparedness, Emergency Medicine Simulation and Medical Education Fellowship Director, Director of Education for the Center of Global Health, as well as Associate Program Director for Emergency Medicine, and she is excited to bring this experience to STRATUS.

Her teaching efforts were recognized by the American College of Emergency Physicians’ National Teaching Award. Dr. Dobiesz has presented over 100 national and international invited lectures on emergency medicine, medical education and simulation, global health, women’s health, and wilderness and expedition medicine. She has co-edited a book on Pediatric Emergency Medicine and co-authored over 60 book chapters and peer reviewed publications. Dr. Dobiesz’s research focus is on improving care for obstetrical emergencies. She is the principle inventor and is actively testing an obstetrical medical device designed by a multidisciplinary team to auto transfuse women suffering life threatening postpartum hemorrhage in low resource settings. She is also working to improve emergency obstetrical care provided by emergency physicians by standardizing training and enhancing continuing medical education activities.

Persephone Giannarikas, CHSOS

Persephone Giannarikas, CHSOS

Operations Manager

Persephone was promoted to oversee the Operations Team at the STRATUS Center after starting her simulation career here more than three years ago as a Simulation Specialist. Previously, she has worked in various healthcare roles at Brigham and Women’s Hospital, including as a patient care associate. Persephone is currently attending the Boston Emergency Medical Services program to become a certified Emergency Medical Technician (EMT). She aspires to become an emergency department nurse. Persephone’s dynamic and creative leadership style is dedicated to keeping STRATUS a pioneer in high-quality simulation programs.

Deborah Navedo, PhD, CPNP FNAP

Deborah Navedo, PhD, CPNP FNAP

Director of Education

Dr. Navedo is a clinician educator and administrator, with a pediatrics and emergency care background. Her academic preparation includes degrees in psychology, nursing, and a PhD in higher education administration, with a research focus on reflective learning. As the founding director of the Master of Science in Health Professions Education degree program at the MGH Institute, she brings a wealth of educational program development experience and expertise to the programs at STRATUS.

Building on her diverse clinical background as well as teaching experience across professions, she has developed many highly regarded programs in interprofessional learning. Dr. Navedo was recently recognized at the Canadian Royal College Simulation Summit with the Research Award for her mixed methods approach to faculty development needs assessments. Dr. Navedo has authored multiple chapters in key simulation education texts and in education journals. Dedicated to bringing health professions educators together within BWH, across Mass General Brigham, and from around the world, Deb Navedo is committed to promoting patient safety through effective simulation-based approaches to teaching and learning for all clinicians.

Mary "Maggie" Ryan, RN, MS

Mary Maggie Ryan, RN, MS

Assistant Director of Education

Maggie earned her undergraduate degree in nursing from Boston College. She worked in neuro critical care and outpatient surgery as a nurse while attending University of Maryland for a Masters in Education. Maggie worked as a simulation educator at the University of Maryland MASTRI Center, where she fell in love with all aspects of simulation from the operational side to the development of curriculum and educational programs, and experienced firsthand, the value of simulation education for healthcare professionals. At The MASTRI Center, she support the development of simulation programs for hospital-wide emergency readiness for nursing and other members of the interprofessional team. She is eager to continue the vital work of simulation education as a member of the STRATUS team.


Mary Anne M. Kenyon, MPH, MS, ONC, RN

Mary Anne Kenyon

Director of Nursing Education

Mary Anne Murphy Kenyon, MPH, MS, ONC, RN, is a professional development manager in the Center for Nursing Excellence (CNE) and Director of Nursing Education at STRATUS. She has a BSN in Nursing, MPH in Epidemiology, MS in Nursing Administration and Gerontology and a Doctorate in Nursing Practice. She is a certified in Orthopedic Nursing and has spent 35 years at BWH in Orthopedics and Ortho Trauma as a staff nurse, clinical educator and nurse director.

In 2018, she made a practice change to her current role, supporting nursing orientation and competency. She thoroughly enjoys working with new staff to ensure that they are warmly welcomed to Brigham and Women's Hospital and are set up with the best practices experiences to ensure their satisfaction while delivering the safest care to our patients and families. At STRATUS, she is interested in exploring the interconnections of current nursing projects included but not limited the nursing residency program, regulatory readiness, orientation, annual competency, and geriatric leadership program.


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