
author
1868–1909
A pioneering American veterinarian and teacher, he helped shape animal health work in Pennsylvania at the turn of the 20th century. His writing reflects both practical veterinary experience and an early public-health focus, especially on controlling disease in livestock.

by United States. Bureau of Animal Industry, W. H. (William Heyser) Harbaugh, Rush Shippen Huidekoper, Charles B. Michener, Leonard Pearson

by United States. Bureau of Animal Industry, V. T. (Vickers T.) Atkinson, Dr. (William) Dickson, A. (Adolph) Eichhorn, Richard W. (Richard West) Hickman, James Law, (Dr.) (William Herbert) Lowe, C. Dwight (Charles Dwight) Marsh, John R. (John Robbins) Mohler, A. J. (Alexander James) Murray, Leonard Pearson, Brayton Howard Ransom, M. R. (Milton R.) Trumbower, Dr. (Benjamin Tilghman) Woodward
Born in Evansville, Indiana, on August 17, 1868, Leonard Pearson studied at Cornell University and went on to build a career in veterinary medicine, bacteriology, and public health. He died on September 20, 1909, at Spruce Brook, Newfoundland.
Pearson is especially associated with Pennsylvania, where he served as the state's veterinarian from 1895 to 1909. He also wrote and contributed to veterinary works on the diseases of horses, poultry, and cattle, including material on bovine tuberculosis.
For readers today, his books offer a glimpse into a period when veterinary science was becoming more organized and more closely tied to public health. His career was relatively short, but he left a clear mark as a veterinary educator and disease-control advocate.