Report summary

For University of Pennsylvania Department of Orthopaedic Surgery in 2024-2026, the graph shows 34 visible PIs and 36 internal PI collaborations. The dominant subject mix is Medicine as the leading field (55% of slots across 32 PIs; 32 labels), Surgery as the leading subfield (22% of slots across 19 PIs; 19 labels), and Osteoarthritis Treatment and Mechanisms as the leading topic (5% of slots across 5 PIs; 5 labels). That is a healthy pattern, with enough links to reveal several interpretable groups rather than one undifferentiated component. The top weighted PIs are Joseph Bernstein (15 weighted works; Diversity and Career in Medicine, Healthcare Policy and Management). The most visible ties are Robert L. Mauck and Carla R. Scanzello (11 shared works, weight 5.2). The standout breakdown groups are group 1 with 6 PIs, 5 internal connections, weight 8.7, around Surgery, Orthopedics and Sports Medicine, Rheumatology, led by Louis J. Soslowsky, Joel D. Boerckel, Ling Qin; group 2 with 5 PIs, 4 internal connections, weight 9.8, around Surgery, Rheumatology, Pathology and Forensic Medicine, led by Robert L. Mauck, Carla R. Scanzello, Sarah E. Gullbrand.