Report summary

Harvard University Department of Surgery in 2015-2017 reads as a 119-PI network with 163 internal PI collaborations. The research center of gravity is Medicine as the leading field (51% of slots across 108 PIs; 108 labels), Surgery as the leading subfield (15% of slots across 46 PIs; 46 labels), and Cardiac, Anesthesia and Surgical Outcomes as the leading topic (2% of slots across 7 PIs; 7 labels). That is promising: collaboration is not just one large hairball, and the leading breakdown groups cover 28 PIs across distinct clusters. The most prominent PIs by weighted works are Quoc‐Dien Trinh (35.2 weighted works; Global Cancer Incidence and Screening, Bladder and Urothelial Cancer Treatments). The strongest pairings are Ajith J. Thomas and Christopher S. Ogilvy (50 shared works, weight 25.7). The strongest breakdown groups are group 1 with 10 PIs, 15 internal connections, weight 23, around Surgery, Pulmonary and Respiratory Medicine, Cardiology and Cardiovascular Medicine, led by Meena Nathan, Pedro J. del Nido, Heung Bae Kim.