Report summary

For Pennsylvania State University Department of Nutritional Sciences in 2018-2020, the graph shows 21 visible PIs and 34 internal PI collaborations. The dominant subject mix is Medicine as the leading field (33% of slots across 16 PIs; 16 labels), Nutrition and Dietetics as the leading subfield (14% of slots across 8 PIs; 8 labels), and Obesity, Physical Activity, Diet as the leading topic (8% of slots across 5 PIs; 5 labels). That is a healthy pattern, with enough links to reveal several interpretable groups rather than one undifferentiated component. The top weighted PIs are Xiang Gao (33.3 weighted works; Obesity, Physical Activity, Diet, Biochemical Analysis and Sensing Techniques). The most visible ties are Penny M. Kris‐Etherton and Kristina Petersen (31 shared works, weight 15.7). The standout breakdown groups are group 1 with 10 PIs, 15 internal connections, weight 44.9, around Nutrition and Dietetics, Public Health, Environmental and Occupational Health, General Health Professions, led by Xiang Gao, Penny M. Kris‐Etherton, Jennifer S. Savage.