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date: 17 February 2020

Ayres, Leonard Porterlocked

(15 September 1879–29 October 1946)
  • Mary B. Stavish


Ayres, Leonard Porter (15 September 1879–29 October 1946), educator, statistician, and economist, was born in Niantic, Connecticut, the son of Milan Church Ayres and Georgiana Gall. His father, a clergyman, author, and journalist, was editor of the Boston Daily Advertiser. The family moved to Newton Highlands, Massachusetts, where Leonard received his early education in public schools. An avid bicycle racer, he participated in national matches as a young man. After receiving his Ph.B. degree from Boston University in 1902, he taught school in Puerto Rico, rising rapidly to become general superintendent of the island’s schools and chief of the Education Department’s Statistics Division in 1906. Returning to the states, he moved to New York City and joined the Russell Sage Foundation in 1908 to conduct investigations of the health and education of schoolchildren under the direction of ...

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