JAND Editor-in-Chief Linda Snetselaar, PhD, RDN, LD, FAND; Charlene Compher, PhD, RDN, LDN, FASPEN; and Alison Steiber, PhD, RDN, discuss AAIM (Academy of Nutrition and Dietetics/American Society for Parenteral and Enteral Nutrition indicators to diagnose malnutrition) and the tool's validity and usefulness in diagnosing malnutrition.