Nancy Bayley

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Bayley, Nancy

(1899–  ) psychologist; born in The Dalles, Ore. She studied at the University of Iowa, then joined the University of California: Berkeley, where she directed the Berkeley Growth Study. This 40-year longitudinal study measured mental and motor development in 74 subjects from infancy into adulthood. She published four books and research aids, including the Bayley Scales of Infant Development (1969).
References in periodicals archive ?
The Bayley Scales of Infant and Toddler Development, Third Edition (Bayley-III) were created by Nancy Bayley (2006) and assess the development of infants and toddlers between 1 and 42 months of age.
The Bayley Scales were first introduced more than two decades ago by renowned psychologist Nancy Bayley and included assessments of cognitive ability, motor skills and language.