Report summary

University of Pennsylvania Department of Medicine Perelman in 2015-2017 reads as a 82-PI network with 122 internal PI collaborations. The dominant subject mix is Medicine as the leading field (50% of slots across 69 PIs; 69 labels), Epidemiology as the leading subfield (9% of slots across 18 PIs; 18 labels), and Liver Disease Diagnosis and Treatment as the leading topic (2% of slots across 5 PIs; 5 labels). That is promising: collaboration is not just one large hairball, and the leading breakdown groups cover 23 PIs across distinct clusters. The leading PI names are David S. Goldberg (23.7 weighted works; Liver Disease and Transplantation, Organ Transplantation Techniques and Outcomes). The most visible ties are Raymond R. Townsend and Debbie L. Cohen (15 shared works, weight 10.9). The leading breakdown groups are group 1 with 9 PIs, 10 internal connections, weight 35.7, around Epidemiology, Hepatology, Genetics, led by David S. Goldberg, K. Rajender Reddy, Vincent Lo Re.