Report summary

Pennsylvania State University Department of Nutritional Sciences in 2024-2026 reads as a 15-PI network with 19 internal PI collaborations. The research center of gravity is Medicine as the leading field (33% of slots across 11 PIs; 11 labels), Public Health, Environmental and Occupational Health as the leading subfield (14% of slots across 6 PIs; 6 labels), and Obesity, Physical Activity, Diet as the leading topic (12% of slots across 5 PIs; 5 labels). That is promising: collaboration is not just one large hairball, and the leading breakdown groups cover 13 PIs across distinct clusters. The most prominent PIs by weighted works are Kristina Petersen (13.5 weighted works; Nutritional Studies and Diet, Diet and metabolism studies). The strongest pairings are Kathleen Keller and Barbara J. Rolls (13 shared works, weight 6.3); Kathleen Keller and Alaina L. Pearce (9 shared works, weight 5.8). The strongest breakdown groups are group 1 with 9 PIs, 11 internal connections, weight 23.3, around Public Health, Environmental and Occupational Health, Clinical Psychology, Molecular Biology, led by Kristina Petersen, Kathleen Keller, Barbara J. Rolls.