Report summary

For Johns Hopkins University Department of Health Policy and Management in 2015-2026, the graph shows 119 visible PIs and 627 internal PI collaborations. The main research signal is Medicine as the leading field (31% of slots across 78 PIs; 78 labels), General Health Professions as the leading subfield (13% of slots across 43 PIs; 43 labels), and Healthcare Policy and Management as the leading topic (5% of slots across 17 PIs; 17 labels). That is a healthy pattern, with enough links to reveal several interpretable groups rather than one undifferentiated component. The most prominent PIs by weighted works are Carl A. Latkin (96.7 weighted works; Employment and Welfare Studies, HIV, Drug Use, Sexual Risk). The clearest collaboration lines are Emma E. McGinty and Colleen L. Barry (54 shared works, weight 34.6). The strongest breakdown groups are group 1 with 10 PIs, 9 internal connections, weight 107, around General Health Professions, Geriatrics and Gerontology, Economics and Econometrics, led by Jennifer L. Wolff, Sarah L. Szanton, Craig Evan Pollack; group 2 with 10 PIs, 11 internal connections, weight 142.5, around Economics and Econometrics, Public Health, Environmental and Occupational Health, General Health Professions, led by G. Caleb Alexander, Ge Bai, Hossein Zare.