Raymond Carhart

Raymond Theodore Carhart (March 28, 1912 - October 2, 1975) was a Speech-Language Pathologist (SLP). As a founder and pioneer of the science, he is frequently referred to as the "Father of Audiology." [1]


Raymond Theodore Carhart
Carhart in 1958
BornMarch 28, 1912 (1912-03-28)
Mexico City, Mexico
DiedOctober 2, 1975 (1975-10-03) (aged 63)
Alma materDakota Wesleyan University, (BA)
Northwestern University, (MA), (PhD)
Spouses
Mary Ellen Westfall
(m. 1935; died 1971)
    Jeanette Davis Grunig
    (m. 1973)
    Children3

    Early life and education

    Carhart was born on March 28, 1912, in Mexico City to Raymond Albert and Edith (Noble) Carhart. Raymond Albert was a Methodist missionary whose own father, Albert Elijah Carhart, was a temperance preacher.[2]

    Carhart studied at Dakota Wesleyan University (BA in Speech and Psychology, 1932) and at Northwestern University (MA, 1934, and PhD, 1936, in Speech Pathology, Experimental Phonetics and Psychology).

    Research and career

    Carhart remained at Northwestern until 1944, first as instructor in Speech Re-education and later as Assistant (1940) and Associate (1943) Professor. He joined the US Army Medical Administrative Corps in 1944, working in Butler, Pennsylvania until 1946. He returned to Northwestern in 1947, where he remained until his death in 1975.[3]

    Carhart notch

    Carhart notch effect is a decrease in the bone-conduction hearing at the 2000 Hz region of patients with otosclerosis first reported by and therefore named after Raymond Carhart.[4]


    References

    1. Carhart, Raymond. "Who is the REAL "Father of Audiology?"". Canadian Audiologist. Retrieved 9 June 2023.
    2. Carhart, Raymond. "Remembering Raymond Carhart"" (PDF). Andrew John Publishing. Retrieved 9 June 2023.
    3. Raymond Carhart (1912-1975) Papers, 1938-1975. Northwestern University Archives, Evanston, Illinois. http://files.library.northwestern.edu/findingaids/raymond_carhart.pdf Accessed 2006-07-31.
    4. Carhart, R. (1950). Clinical application of bone conduction audiometry. Archives of Otolaryngology, 51, 798-808

    Notes

    • Hall, James W.; H. Gustav Mueller (1998). Audiologists Desk Reference: Audiologic Management, Rehabilitation and Terminology. Thomson Delmar Learning. ISBN 1-56593-711-2., p. 912
    • Hall, James W. (1999). Handbook of Otoacoustic Emissions. Thomson Delmar Learning. ISBN 1-56593-873-9., p. 2: the Father of Audiology himself, Raymond Carhart at Northwestern University..."
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