Report summary

University of Pennsylvania Department of Pediatrics Perelman in 2015-2017 reads as a 120-PI network with 163 internal PI collaborations. The dominant subject mix is Medicine as the leading field (55% of slots across 109 PIs; 109 labels), Surgery as the leading subfield (9% of slots across 28 PIs; 28 labels), and Congenital Heart Disease Studies as the leading topic (3% of slots across 10 PIs; 10 labels). That is promising: collaboration is not just one large hairball, and the leading breakdown groups cover 29 PIs across distinct clusters. The leading PI names are Håkon Håkonarson (12.9 weighted works; Attention Deficit Hyperactivity Disorder, Connective tissue disorders research). The most visible ties are Jonathan J. Rome and Andrew C. Glatz (16 shared works, weight 6.5); Antonella Cianferoni and Jonathan M. Spergel (9 shared works, weight 6.3). The leading breakdown groups are group 1 with 10 PIs, 11 internal connections, weight 32.2, around Molecular Biology, Genetics, Neurology, led by Håkon Håkonarson, Marni J. Falk, Shana E. McCormack; group 2 with 10 PIs, 10 internal connections, weight 14.3, around General Health Professions, Clinical Psychology, Pediatrics, Perinatology and Child Health, led by Alexander G. Fiks, Chris Feudtner, Brian P. Jenssen.