The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where James J. Leyden sits on this spectrum.
This scientist: 407 publications — 40th percentile
40% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 1,796 publications or more.
The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where James J. Leyden sits on this spectrum.
This scientist: 94 D-Index — 49th percentile
49% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 217 D-Index or more.
James J. Leyden is affiliated with the University of Pennsylvania in the United States. Their research predominantly focuses on medicine, with a substantial emphasis on dermatology, as evidenced by 29 publications in this subfield. Other areas of study include epidemiology, genetics, pathology and forensic medicine, and surgery.
Their work covers several main topics such as acne and rosacea treatments and effects, skin protection and aging, dermatology and skin diseases, autoimmune and inflammatory disorders, nail diseases and treatments, autoimmune bullous skin diseases, and the medical and dermatological studies history.
Frequent coauthors in their research include John S. Barbieri, Ramie Fathy, Brian Chu, Robert G. Micheletti, and Misha Rosenbach.
They have published extensively in notable venues, with a particular concentration in the Journal of the American Academy of Dermatology. Other frequent publication venues include the International Journal of Women's Dermatology, JAMA Dermatology, Journal of Clinical Investigation, and International Journal of Dermatology.
Andrea L. Zaenglein;Arun L. Pathy;Bethanee J. Schlosser;Ali Alikhan
Harald Gollnick;William Cunliffe;Diane Berson;Brigitte Dreno
Diane Thiboutot;Harald Gollnick;Vincenzo Bettoli;Brigitte Dréno
James J. Leyden;Richard R. Marples;Albert M. Kligman
Rhoda S. Narins;Fredric Brandt;James Leyden;Z. Paul Lorenc
Albert M. Kligman;Gary L. Grove;Ryoji Hirose;James J. Leyden
John S. Strauss;Daniel P. Krowchuk;James J. Leyden;Anne W. Lucky
Charles R. Taylor;Robert S. Stern;James J. Leyden;Barbara A. Gilchrest
James J. Leyden;Kenneth J. McGinley;Erhard Hölzle;John N. Labows
M. Gallagher;C.J. Wysocki;J.J. Leyden;A.I. Spielman
Martin Steinhoff;Jürgen Schauber;James J. Leyden
Kelly Smith;James J. Leyden
Román Pérez-Soler;Jean Pierre Delord;Allan Halpern;Karen Kelly
Diane M. Thiboutot;Brigitte Dréno;Abdullah Abanmi;Andrew F. Alexis
James J. Leyden;Kenneth J. McGinley;Otto H. Mills;Albert M. Kligman
James J. Leyden
James J Leyden
James J. Leyden;Kenneth J. McGinley;Stephen Cavalieri;Guy F. Webster
J. Leyden;F. Dunlap;B. Miller;P. Winters
Kenneth J McGinley;James J Leyden;Richard R Marples;M.R.C. Path
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