| Key Topics | Topic(s) of Study | Processes/Influences |
| National policy | US, Ireland, UK, dietary guidelines, growth charts, nutrition in child-care settings, revision process, development process, communications initiatives | Translation at local/regional levels, barriers to and extent of adoption, revisions, evaluation, practitioners’ understanding of growth charts, cost implications, public health expenditures |
| Workforce development | Certification programs, register of nutritionists, required core functions, teaching and training initiatives, midwifery breastfeeding counseling | Constraining/enabling factors, stakeholder consensus on core functions, incorporating cognitive-behavioral techniques into breastfeeding counseling |
| Programs | Public-private partnerships, church-based, transdisciplinary platforms for interventions, e.g., health, agriculture, market, social protection | Partnership opportunities, changed program practices, cost-effectiveness, challenges for dissemination, new evaluation framework, development of young adult obesity program based on community-based participatory research, implementation fidelity |
| Schools | Nutrition guidelines, school gardens | Instructional process, decision making, environment, food service offerings, food preparation practices |
| Global | Immigrant experience, political instability, economic instability, drought, global food system, regional early warning systems | Food nostalgia and cultural symbolism, household provision of care for people living with HIV/AIDS, real cost of food, policy options to improve food security, ability to predict food crises |
| Other | Media content, employers’ attitudes toward mother-friendly work environments, breastfeeding peer support services, grocery store marketing and promotion, WIC-authorized stores | Confusion resulting from media news reporting, eating maps, food store stocking and pricing behavior changes after food assistance program changes, employer readiness to provide breastfeeding accommodations, marketing on packaging |
Abbreviation: WIC, Special Supplemental Nutrition Program for Women, Infants, and Children.