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Katherine Aird, Ph.D., from Duke University
Fee Bengsch, Ph.D., from the University of Freiburg
Benjamin Bitler, Ph.D., from University of Arizona
Yuki Yokoyama, Ph.D., from Osaka University
Hengrui Zhu, Ph.D., from Fudan University
The microscope in the image belonged to William E. Horner, M.D., a collaborator with Caspar Wistar, M.D., in the early 1800s.
Dr. Horner, a lecturer at the University of Pennsylvania, was a pioneer of the use of microscopes in anatomical and medical research. He authored Special Anatomy and Histology, a seminal text on the subject.