Dietary Assessment Unit

Bowl of cereal-like food atop food-related spreadsheets.

The Dietary Assessment Unit (DAU) provides services and expertise in all steps of dietary data assessment including data collection, coding, cleaning, management and analysis. The Unit is equipped to collect and process food records, 24-hour dietary recalls, food frequency questionnaires, brief assessment tools, and other dietary intake and behavior questionnaires. The Dietary Assessment Unit maintains a centralized, consistent and high standard of quality-controlled dietary data collection services. The HNRCA holds a license for the Nutrition Data System for Research (NDSR) developed by the Nutrition Coordinating Center, University of Minnesota, Minneapolis, MN, which offers standardized dietary data collection methodology, and allows for quality-controlled data entry and nutrient calculations.

Information on Requesting Services

To request Dietary Assessment Services, contact Manager Dr. Cheryl H. Gilhooly to schedule a meeting to review the needed support, and your study timeline.


Cheryl H. Gilhooly, PhD, MPH, RD
Provides administrative and scientific leadership to the Dietary Assessment Unit. Advises on dietary assessment methodology; oversees training and quality control of administration, collection and interpretation of dietary intake data; and manages standardized methods of data collection and data entry. Assists in the development of new methodology and training tools; dietary assessment sections of new protocols; and necessary manual of procedures.

Andrew Howland, MS, RDN, Research Dietitian
Julia Makhson, Data Analyst
Sidney Coffman, Research Coordinator