Dr. Singh is the principal investigator for the Southeast Regional Genetics Network (SERN), which addresses gaps in genetic services and is funded through the federal Health Resource and Services Administration (HRSA). She fosters collaborative research with investigators and clinicians throughout the U.S., spearheading evidence- and consensus-based guidelines for nutrition, metabolism, and rare genetic disorders. These guidelines were accepted by the Agency for Healthcare Research and Quality (AHRQ) and are available to providers worldwide to improve patient outcomes.