OMNI

Our Team

The OMNI Research group is a highly-productive and multidisciplinary team that includes maternal-fetal medicine specialists, epidemiologists and data analysts, knowledge translation experts and implementation scientists, project managers, research coordinators and trainees.

Senior Scientists

Mark Walker,
MD, FRCPC, MSc, MHCM

OMNI Co-Founder

OMNI Research Group, Ottawa Hospital Research Institute
Dept. Obstetrics, Gynecology & Newborn Care, The Ottawa Hospital
Dept. Obstetrics and Gynecology, University of Ottawa
School of Epidemiology and Public Health, University of Ottawa
BORN Ontario, Children’s Hospital of Eastern Ontario

Dr. Mark Walker is a high-risk obstetrician and Clinical Epidemiologist. He has published over 250 peer reviewed articles and has made a significant impact in our understanding of folic acid in pregnancy, thrombophilia in pregnancy. Dr. Walker is highly involved in public policy at the provincial and national levels advocating for women and children’s health.

Dr. Walker’s leadership roles include Scientific Director of BORN Ontario and Co-Lead of Safer Birth, a new initiate launched by the Provincial Council for Maternal and Child Health to improve quality and of maternity care throughout Ontario. Dr. Walker is currently the Chair of the Department of Obstetrics and Gynecology at the University of Ottawa and Chief of the Department of Obstetrics, Gynecology and Newborn Care at the Ottawa Hospital.

Shi Wu Wen,
PhD

OMNI Co-founder

OMNI Research Group, Ottawa Hospital Research Institute
Dept. Obstetrics and Gynecology, University of Ottawa
School of Epidemiology and Public Health, University of Ottawa


Dr. Shi Wu Wen is a Senior Scientist in the Clinical Epidemiology Program at the Ottawa Hospital Research Institute and Professor in the Department of Obstetrics and Gynecology and in the School of Epidemiology and Public Health at the University of Ottawa. He is also a Visiting Professor of Anhui Medical University and Central-South University in China. 

Dr. Wen teaches research methodology and epidemiologic principles at the undergraduate, post-graduate and fellowship levels.

Researchers

Darine El-Chaâr, MD, MSc

OMNI Research Group, Ottawa Hospital Research Institute
Dept. Obstetrics and Gynecology, University of Ottawa
Dept. Obstetrics, Gynecology & Newborn Care, The Ottawa Hospital

Dr. El-Chaâr is the program director for the Maternal Fetal Medicine Fellowship Program at The Ottawa Hospital and Clinical Research Chair, Perinatal Research and Epidemiology at the University of Ottawa. She is actively involved in maternal fetal medicine research to improve outcomes for fetus and mother in pregnancy. Dr. El-Chaâr’s research interests include maternal health during pregnancy, surveillance and management of pre-term labor, and implications of caesarean delivery.

Dr. El-Chaâr is a co-lead of the COPE Network, which was recently setup in response to the COVID-19 pandemic.

Laura Gaudet, MD, MSc

OMNI Research Group, Ottawa Hospital Research Institute
Dept. Obstetrics and Gynecology, Kingston Health Sciences Centre
Dept. Obstetrics and Gynecology, Queen's University
School of Epidemiology and Public Health, University of Ottawa

Dr. Gaudet is a perinatologist at the Kingston Health Sciences Centre and an Associate Professor in the Department of Obstetrics and Gynaecology at Queen’s University.  

Dr. Gaudet’s research interests are focused on the investigation of the effects of maternal obesity on health outcomes of mother, fetus and child, prevention of preterm birth and prevention of pre-eclampsia. She has been an active recruiter for OMNIled clinical trials. She has also served as a clinical content expert for systematic reviews in the fields of preterm birth and excess weight in pregnancy.

Daniel Corsi, PhD

BORN Ontario, Children's Hospital of Eastern Ontario (CHEO)
CHEO Research Institute
School of Epidemiology and Public Health, University of Ottawa
Dept. Obstetrics and Gynecology, University of Ottawa
OMNI Research Group, Ottawa Hospital Research Institute

Dr. Corsi is an Assistant Professor at the University of Ottawa, in the Department of Obstetrics and Gynecology and in the School of Epidemiology and Public Health. He is a perinatal epidemiologist with content and methodological expertise in the areas of substance use and environmental exposures in pregnancy, social disadvantage, and epidemiological designs to improve causal inference.

Yanfang (Mary) Guo, PhD

BORN Ontario, Children's Hospital of Eastern Ontario (CHEO)
CHEO Research Institute
School of Epidemiology and Public Health, University of Ottawa
OMNI Research Group, Ottawa Hospital Research Institute​

Dr. Guo is an epidemiologist and Adjunct Professor with the School of Epidemiology and Public Health at the University of Ottawa. Her research focus includes diabetes, obesity and gestational weight gain in pregnancy.

Katherine Muldoon, PhD

OMNI Research Group, Ottawa Hospital Research Institute

Dr. Muldoon is a social epidemiologist. Her research uses the traditional analytic methods of epidemiology to investigate the social aspects of sexual reproductive health, violence and injury. 

Operations and Administration

Ruth Rennicks White, RN

Program Manager

Alysha Harvey, MSc, PMP

Program Manager

Dana Burke, BA

Administrative Coordinator

Research Staff

Stephanie Boyd, PEng

Research Coordinator

Elizabeth Davidson Grabiec, MSc

Research Coordinator

Kathryn Denize, MSc

Research Coordinator

Sandra Dunn, PhD

Senior Research Associate

Erica Erwin, MSc

Data Analyst

Romina Fakhraei, MSc

Research Coordinator

Kimberly Grattan, MA

Research Coordinator

Rosemary Larose, RPN

Research Nurse

Malia Murphy, PhD

Senior Research Associate