Report summary

University of Pennsylvania Department of Biostatistics Epidemiology and Informatics Perelman in 2015-2017 reads as a 27-PI network with 40 internal PI collaborations. The research center of gravity is Medicine as the leading field (34% of slots across 17 PIs; 17 labels), Epidemiology as the leading subfield (10% of slots across 6 PIs; 6 labels), and Advanced Causal Inference Techniques as the leading topic (5% of slots across 4 PIs; 4 labels). That is promising: collaboration is not just one large hairball, and the leading breakdown groups cover 15 PIs across distinct clusters. The most prominent PIs by weighted works are David S. Goldberg (23.7 weighted works; Liver Disease and Transplantation, Organ Transplantation Techniques and Outcomes). The strongest pairings are Kimberly A. Forde and Vincent Lo Re (10 shared works, weight 5.5). The strongest breakdown groups are group 1 with 8 PIs, 10 internal connections, weight 29.6, around Epidemiology, Hepatology, Surgery, led by David S. Goldberg, Vincent Lo Re, James D. Lewis.