Report summary

Pennsylvania State University Department of Nutritional Sciences in 2021-2023 reads as a 22-PI network with 32 internal PI collaborations. The research center of gravity is Medicine as the leading field (35% of slots across 18 PIs; 18 labels), Nutrition and Dietetics as the leading subfield (18% of slots across 11 PIs; 11 labels), and Obesity, Physical Activity, Diet as the leading topic (9% of slots across 6 PIs; 6 labels). That is promising: collaboration is not just one large hairball, and the leading breakdown groups cover 16 PIs across distinct clusters. The most prominent PIs by weighted works are Penny M. Kris‐Etherton (15.9 weighted works; Diet and metabolism studies, Consumer Attitudes and Food Labeling). The strongest pairings are Kathleen Keller and Barbara J. Rolls (23 shared works, weight 12.2). The strongest breakdown groups are group 1 with 9 PIs, 9 internal connections, weight 31.9, around Public Health, Environmental and Occupational Health, Psychiatry and Mental health, Clinical Psychology, led by Barbara J. Rolls, Xiang Gao, Jennifer S. Savage.