B.A. University of Toronto (1895)
M.B. University of Toronto (1899)
Associate Professor of Histology and Embryology (1910-1923)
Professor of Histology and Embryology (1923-1944)
W.H. Piersol was born in Philadelphia, and completed his B.A. at the University of Toronto in 1895. After completing his M.B. (Bachelor of Medicine), he worked as an assistant in Biology at the University, continued his studies abroad, and returned to Ontario to work as a demonstrator in Biology at McMaster University for two years. Piersol began as an Associate Professor at the University of Toronto in the area of Histology and Embryology in 1910, and was promoted as a full professor in 1923, a position he kept until his retirement in 1944. His studies focused on embryology and the natural history of Amphibians.
Following his retirement, instruction in non-medical histology was entrusted to D.V.E. Engelbert.
Craigie, H.E. A History of the Department of Zoology of the University of Toronto. Toronto: University of Toronto Press, 1962.