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Our People

Reliable experts

Health Data Nova Scotia (HDNS) is comprised of a strong team of professionals with the expertise in statistics and research methods to find the data you need to complete your next project.

Our team

Dr. Samuel Stewart, PhD
Director, HDNS

Dr. Stewart is a trained health informatician with a keen interest in health data, health research and communication technologies. He has considerable experience in the field with numerous publication in both technical/medical journals and conference publications. He has research collaboration experience across the entire medical research community.

Lindsay Stewart, MSc
Manager, HDNS

Lindsay oversees the general operation and management of HDNS. She has over 15 years of experience in health sciences research, knowledge translation and policy, largely in the areas of cancer epidemiology and cancer screening.

Sandra Pauls
Finance and Administration Officer

Sandra is the first point of contact for most HDNS inquiries and manages the HDNS Data Access Process.

Jordan Farrell
System Administrator

As the HDNS System Administrator, Jordan oversees the HDNS Secure Data Platform. The secure data platform is a Hadoop based big data environment integrated with analytical tools and products. 

Katelyn Frizzell, MSc
Data Coordination Specialist

A data coordination specialist with the Maritime SPOR SUPPORT Unit, Katelyn is embedded with HDNS, and supports researchers in the data access process, data navigation for databases and database variables and coordinates among researchers, analysts, and data access committees.

Yoko Ishigami-Doyle, PhD
Research Data Analyst

Yoko is a research data analyst at HDNS. Yoko has over 10 years of experience in a wide range of academic research including cognition, aging, and aging-related disorders in the areas of psychology and epidemiology.

Lihui Liu, MSc
Research Data Analyst

A research data analyst with the Maritime SPOR SUPPORT Unit, Lihui is embedded with HDNS, and is focused on health service and patient-related outcomes research. 

Yan Wang, MSc
Senior Research Data Analyst

Yan is the Senior Analyst at HDNS, and has significant experience in data extraction and analysis. Her research areas include health services research, clinical epidemiology, and pharmacoepidemiology.