Jill G. de Villiers (born 1948) is a developmental psychologist known for her work in the field of language acquisition.
[2] de Villiers is a Fellow of the American Psychological Association.
[2] She attended graduate school at Harvard University where she obtained her Ph.D in experimental psychology at 1974 under the supervision of Roger Brown.
[6] After graduating, she taught at Harvard University for 8 years before moving to Smith College in 1971.
[8][9] de Villiers' research has been funded by the March of Dimes,[10] National Science Foundation,[11] the Institute of Education Sciences,[12] and the National Institute on Deafness and Other Communication Disorders.