American Professor of Education. Author of various education books.
From the description of Letters, 1932-1933. (University of Iowa Libraries). WorldCat record id: 122335162
Horn was an authority on elementary education and spelling. He studied or taught at the University of Missouri, Columbia University (principal of its Speyer School), the University of Northern Colorado, and elsewhere. From 1915 until his retirement in 1952, Horn was Professor of Education at the University of Iowa and the founding director of its University Elementary School.
From the description of Papers of Ernest Horn, 1902-1967. (University of Iowa Libraries). WorldCat record id: 233107305