Report summary

Harvard University School of Public Health in 2022-2026 reads as a 120-PI network with 438 internal PI collaborations. The dominant subject mix is Medicine as the leading field (39% of slots across 89 PIs; 89 labels), Public Health, Environmental and Occupational Health as the leading subfield (9% of slots across 30 PIs; 30 labels), and Nutritional Studies and Diet as the leading topic (4% of slots across 16 PIs; 16 labels). That is promising: collaboration is not just one large hairball, and the leading breakdown groups cover 25 PIs across distinct clusters. The leading PI names are Lu Qi (50.8 weighted works; Diet and metabolism studies, Nutritional Studies and Diet); S. V. Subramanian (45.8 weighted works; Child Nutrition and Water Access, Global Health Care Issues). The most visible ties are Mingyang Song and Edward L. Giovannucci (61 shared works, weight 24.6); Tyler J. VanderWeele and Richard G. Cowden (40 shared works, weight 23.4). The leading breakdown groups are group 1 with 9 PIs, 10 internal connections, weight 128, around Oncology, Public Health, Environmental and Occupational Health, Physiology, led by Mingyang Song, Edward L. Giovannucci, Andrew T. Chan.