William Jay Youmans

William Jay Youmans (October 14, 1838 – April 10, 1901) was an American scientist. He edited Popular Science Monthly for a time.

In 1872, he abandoned his medical practice to assist his brother in establishing the Popular Science Monthly, and subsequently was associated in editing. After his brother's death in 1887, he became its editor-in-chief, remaining in that position until 1900.

He was a member of the American Association for the Advancement of Science.

Personal life Youmans was married to Celia Greene of Gailway, New York, in 1866. Together, they had four children,

Published works

He contributed occasionally to the pages of Popular Science Monthly under his own name, and for many years prepared the articles on chemistry, metallurgy, and physiology for Appletons' Annual Cyclopædia. He edited Huxley's 1866 work Lessons in Elementary Physiology, to which he added seven chapters on hygiene, and it became the 1868 work Elements of Physiology and Hygiene. He wrote Pioneers of Science in America (1895).