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Direct linkYoshikawa, Hirokazu; Leyva, Diana; Snow, Catherine E.; Treviño, Ernesto; Barata, M. Clara; Weiland, Christina; Gomez, Celia J.; Moreno, Lorenzo; Rolla, Andrea; D'Sa, Nikhit; Arbour, Mary Catherine – Developmental Psychology, 2015
We assessed impacts on classroom quality and on 5 child language and behavioral outcomes of a 2-year teacher professional-development program for publicly funded prekindergarten and kindergarten in Chile. This cluster-randomized trial included 64 schools (child N = 1,876). The program incorporated workshops and in-classroom coaching. We found…
Descriptors: Foreign Countries, Faculty Development, Preschool Teachers, Kindergarten
Peer reviewedWeizman, Zehava Oz; Snow, Catherine E. – Developmental Psychology, 2001
Studied nearly 150,000 maternal word-tokens used by low-income mothers in mother-child conversations. Found that 99 percent of maternal lexical input consisted of 3,000 most frequent word. Density of sophisticated words and density with which such words were embedded in helpful/instructive interactions at age 5 predicted over one-third of variance…
Descriptors: Caregiver Speech, Longitudinal Studies, Mothers, Parent Child Relationship
